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CC - Landscape Plan0 ' 3 0 ' 6 0 ' 9 0 ' 0 ' 3 0 ' 6 0 ' 9 0 ' PART 2 - PRODUCTS2.1 TOPSOILA. If deemed usable, native topsoil shall be stockpiled for re-use in land s c a p e w o r k . T o p s o i l shall be fertile, friable, natural loam, surface soil, reasonable free of s u b s o i l , c l a y l u m p s , brush, weeds, roots, stumps, stones larger than 1 inch in any dimens i o n , a n d o t h e r extraneous or toxic matter harmful to plant growth.1. Contractor shall send a minimum of three (3) representative topso i l s a m p l e s f o r t e s t i n g . See testing requirements below. Contractor is responsible for wh a t e v e r s o i l a d d i t i v e s a r e recommended by the tests. Submit to Architect for approval. Co m p o s t w i l l b e a d d e d t o other additives and added regardless of test results.B. If quantity of stockpiled topsoil is insufficient, contractor to provide im p o r t e d t o p s o i l t h a t i s fertile, friable, natural loam, surface soil, reasonably free of subsoil, c l a y l u m p s , b r u s h , weeds and other litter, and free of roots, stumps, stones larger than 1 i n c h e s i n a n y dimension, and other extraneous or toxic matter harmful to plant gro w t h . 1. Obtain topsoil from local sources or areas with similar soil charact e r i s t i c s t o t h a t o f p r o j e c t site. Obtain topsoil only from naturally well-drained sites where to p s o i l o c c u r s i n a d e p t h of not less than 4 inches. Do not obtain from bogs or marshes.2. Composition: Topsoil shall contain from 1 to 20% organic matter a s d e t e r m i n e d b y t h e Organic Carbon, 6A, Chemical Analysis Method described in US D A S o i l S u r v e y Investigation Report No. 1. Maximum particle size, 3/4-inch, with m a x i m u m 3 % r e t a i n e d on 1/4-inch screen.Other components shall conform to the following limits:pH6.5 to 7.5Soluble Salts600 ppm maximumSilt 25-50%Clay10-30%Sand20-50%3. Contractor shall submit representative soil report on imported top s o i l p r o p o s e d f o r u s e f o r approval. Report shall meet standards below. Contractor is res p o n s i b l e f o r w h a t e v e r soil additives are recommended by the test. Compost will be in a d d i t i o n t o o t h e r additives and added regardless of test results.C. Soil Testing1. Soil tests are required for this project (see above for requirements) . T e s t s h a l l b e p r o v i d e d as follows:a. Provide certified analysis at time of sample submitted (three s a m p l e s i m p o r t e d topsoil). Amend soils per chemist's recommendations and as h e r e i n s p e c i f i e d u n l e s s otherwise approved by Architect.2. Test shall include, but not limited to recommendations on chemic a l d i s t r i b u t i o n s , o r g a n i c contents, pH factors, and sieve analysis as necessary. Test #1T b y W e s t e r n Laboratories (1-800-658-3858) is required.3. Contractor is responsible for whatever soil additives are recomme n d e d b y t h e s o i l t e s t i n g laboratory.4. Contractor shall coordinate, obtain and pay for all soil tests.5. If regenerative noxious weeds are present in the soil, remove all r e s u l t a n t g r o w t h including roots throughout one-year period after acceptance of wo r k , a t n o c o s t t o O w n e r . 2.2 pH ADJUSTERSA. When pH does not comply with this specification, commercial grade a l u m i n u m s u l f a t e s h a l l be used to adjust soil pH.2.3 SOIL AMENDMENTSA. Compost: Compost: “Cascade Compost” from Cloverdale Nursery (2 0 8 ) 3 7 5 - 5 2 6 2 a n d NuSoil Compost (208) 629-6912 or approved equal in equal amounts b y v o l u m e . B. Commercial Fertilizer: Fertilizer shall be complete, standard commerc i a l b r a n d f e r t i l i z e r . I t shall be free-flowing and packaged in new waterproof, non-overlaid b a g s c l e a r l y l a b e l e d a s to weight, manufacturer, and content. Protect materials from deterior a t i o n d u r i n g d e l i v e r y and while stored at site.1. Commercial fertilizer "A" for trees and shrubs during planting; slow r e l e a s e A g r i f o r m Planting 5-gram tablets 20-10-5 type or equal.2. Commercial fertilizer "B" for lawn areas, applied to bed prior to sod d i n g , t o b e 1 6 - 1 6 - 1 7 applied at the rate of ten pounds per acre.3. Commercial fertilizer "C" for lawn areas three to four weeks after p l a n t i n g s o d . O r g a n i c Fertilizer Milorganite (6-0-2) type or equal.C. Herbicide: Pre-emergent for topical application in planting beds. Oxi a d i a z o n 2 G b r a n d o r pre-approved equal. Use in accordance with manufacturer's recomm e n d a t i o n o n a l l p l a n t i n g beds.2.4 PLANT MATERIALSA. Quality: Provide trees, shrubs, and other plants of size, genus, specie s , a n d v a r i e t y s h o w n for landscape work and complying with recommendations and requir e m e n t s o f A N S I Z 6 0 . 1 "American Standard for Nursery Stock".B. Deciduous Trees: Provide trees of height and caliper scheduled or sh o w n w i t h b r a n c h i n g configuration recommended by ANSI Z60.1 for type and species req u i r e d . S i n g l e s t e m t r e e s except where special forms are shown or listed.C. Deciduous Shrubs: Provide shrubs of the height shown or listed, not l e s s t h a n m i n i m u m number of canes required by ANSI Z60.1 for type and height of shru b . D. Coniferous and Broadleafed Evergreens: Provide evergreens of sizes s h o w n o r l i s t e d . Dimensions indicate minimum spread for spreading and semi-spread i n g t y p e e v e r g r e e n s and height for other types, such as globe, dwarf, cone, pyramidal, br o a d u p r i g h t , a n d columnar. Provide normal quality evergreens with well balanced for m c o m p l y i n g w i t h requirements for other size relationships to the primary dimension sh o w n . 2.5 GRASS MATERIALSA.Lawn sod: Provide strongly rooted sod, not less than 1 growing seas o n o l d , a n d f r e e o f weeds and undesirable native grasses. Provide only sod capable of g r o w t h a n d development when planted (viable, not dormant).1.Provide sod of uniform pad sizes with maximum 5% deviation i n e i t h e r l e n g t h o r w i d t h . Broken pads or pads with uneven ends will not be acceptable. S o d p a d s i n c a p a b l e o f supporting their own weight when suspended vertically with a fi r m g r a s p o n u p p e r 1 0 % of pad will be rejected.B. Provide sod composed of: Rhizomatous Tall Fescue (RTF) from the T h e T u r f Company, Meridian, ID (208) 888-3760 or approved equal.2.6 MISCELLANEOUS LANDSCAPE MATERIALSA. Anti-Desiccant: Emulsion type, film-forming agent designed to permit t r a n s p i r a t i o n , b u t r e t a r d excessive loss of moisture from plants. Deliver in manufacturer's full y i d e n t i f i e d c o n t a i n e r s and mix in accordance with manufacturer's instructions.B. Mulch: Mulch for planting beds shall be medium ground bark mulch, f r e e o f s p l i n t e r s , consistent in appearance, and shall contain no toxic substance detri m e n t a l t o p l a n t l i f e . C. Stakes and Guys: Provide stakes and deadmen of sound new hardw o o d , t r e a t e d s o f t w o o d , or redwood, free of knot holes and other defects. Provide wire ties a n d g u y s o f 2 - s t r a n d , twisted, pliable galvanized iron wire, not lighter than 12 ga. with zinc- c o a t e d t u r n b u c k l e s . Provide not less than 2 inch diameter rubber or plastic hose, cut to re q u i r e d l e n g t h s a n d o f uniform color, material, and size to protect tree trunks from damage b y w i r e s . SECTION 32 90 00 - LANDSCAPE WORKPART 1 - GENERAL1.1 RELATED DOCUMENTSA. Drawings and general provisions of Contract, including General and SupplementaryConditions and Division 1 Specification Sections.1.2 SUMMARYA. This Section includes provisions for the following items:1. Trees.2. Shrubs; Ground cover.3. Lawns.4. Topsoil and Soil Amendments.5. Miscellaneous Landscape Elements.6. Initial maintenance of landscape materials.B. Related Sections: The following sections contain requirements.1. Underground sprinkler system is specified in Section 32 84 00. "Irrigation System."1.3 QUALITY ASSURANCEA. Subcontract landscape work to a single firm specializing in landscape work.B. Source Quality Control:1. General: Ship landscape materials with certificates of inspection required by governingauthorities. Comply with regulations applicable to landscape materials.2. Do not make substitutions. If specified landscape material is not obtainable, submit proofof non-availability to Architect, with proposal for use of equivalent material.3. Analysis and Standards: Package standard products with manufacturer's certifiedanalysis. For other materials, provide analysis by recognized laboratory made inaccordance with methods established by the Association of Official Agriculture Chemists,wherever applicable.4. Trees, Shrubs and Groundcovers: Provide trees, shrubs, and groundcovers of quantity,size, genus, species, and variety shown and scheduled for work complying withrecommendations and requirements of ANSI Z60.1 "American Standard for NurseryStock". Provide healthy, vigorous stock, grown in recognized nursery in accordance withgood horticultural practice and free of disease, insects, eggs, larvae,` and defects suchas knots, sun-scald, injuries, abrasions, or disfigurement.5. Label at least one tree and one shrub of each variety with attached waterproof tag withlegible designation of botanical and common name.a. Where formal arrangements or consecutive order of trees or shrubs are shown, selectstock for uniform height and spread.6. Inspection: The Architect may inspect trees and shrubs either at place of growth or at sitebefore planting, for compliance with requirements for genus, species, variety, size, andquality. Architect retains right to further inspect trees and shrubs for size and condition ofballs and root systems, insects, injuries and latent defects, and to reject unsatisfactory ordefective material at any time during progress of work. Remove rejected trees or shrubsimmediately from project site.1.4 SUBMITTALSA. General: Submit the following in accordance with Conditions of Contract and Division 1Specification Sections.B. Plant and Material Certifications:1. Certificates of inspection as required by governmental authorities.2. Manufacturer's or vendor's certified analysis for soil amendments and fertilizer materials.3. Label data substantiating that plants, trees, shrubs and planting materials complyspecified requirements. C. Mulch: Submit 1 gal bag of mulch sample for approval.1.5 DELIVERY, STORAGE AND HANDLINGA. Sod: Time delivery so that sod will be placed within 24 hours after stripping. Protect sodagainst drying and breaking of rolled strips.B. Trees and Shrubs: Provide freshly dug trees and shrubs. Do not prune prior to deliveryunless otherwise approved by Architect. Do not bend or bind-tie trees or shrubs in suchmanner as to damage bark, break branches, or destroy natural shape. Provide protectivecovering during delivery. Do not drop balled and burlapped stock during delivery.C. Deliver trees and shrubs after preparations for planting have been completed and plantimmediately. If planting is delayed more than 6 hours after delivery, set trees and shrubs inshade, protect from weather and mechanical damage, and keep roots moist by covering withmulch, burlap or other acceptable means of retaining moisture.D. Do not remove container-grown stock from containers until planting time.E. Do not drop or dump materials from vehicles during delivery or handling. Avoid any damageto rootballs during deliver, storage and handling.1.6 JOB CONDITIONSA. Utilities: Determine location of underground utilities and work in a manner which will avoidpossible damage. Hand excavate, as required. Maintain grade stakes until removal ismutually agreed upon by parties concerned.B. Excavation: When conditions detrimental to plant growth are encountered, such rubble fill,adverse drainage conditions, or obstructions, notify Architect before planting.C. Adjacent Landscape: Protect planted areas adjacent to construction area. Replace orrecondition to prior conditions at project completion.1.7 SEQUENCING AND SCHEDULINGA.Planting Time: Proceed with, and complete landscape work as rapidly as portions of sitebecome available, working within seasonal limitations for each kind of landscape workrequired.1.Plant or install all plant materials during normal planting seasons from 15 March to15 November.2.Correlate planting with specified maintenance periods to provide maintenance fromdate of substantial completion.B.Coordination with Lawns: Plant trees and shrubs after final grades are established and priorto planting of lawns, unless otherwise acceptable to Architect. If planting of trees and shrubsoccurs after lawn work, protect lawn areas and promptly repair damage to lawns resultingfrom planting operations.1.8 SPECIAL PROJECT WARRANTYA.Warranty lawns through specified lawn maintenance period, until Final Project Acceptance.B.Warranty trees and shrubs, for a period of one year after date of substantial completion,against defects including death and unsatisfactory growth, except for defects resulting fromneglect by Owner, abuse or damage by others, or unusual phenomena or incidents beyondLandscape Installer's control.C.Remove and replace trees, shrubs, or other plants dead or in unhealthy condition duringwarranty period. Make replacements during growth season following end of warranty period.Replace trees and shrubs which are in doubtful condition at end of warranty period; unless,in opinion of Architect, it is advisable to extend warranty period for a full growing season. P A R T 3 - E X E C U T I O N 3 . 1 P R E P A R A T I O N - G E N E R A L A . G e n e r a l C o n t r a c t o r s h a l l b e r e s p o n s i b l e f o r e x c a v a t i n g p l a n t i n g a r e a s t o a p p r o p r i a t e d e p t h s f o r p l a c e m e n t o f t o p s o i l a s s p e c i f i e d h e r e i n . B . L a y o u t i n d i v i d u a l t r e e a n d s h r u b l o c a t i o n s a n d a r e a s f o r m u l t i p l e p l a n t i n g s . S t a k e l o c a t i o n s a n d o u t l i n e a r e a s a n d s e c u r e A r c h i t e c t ' s a c c e p t a n c e b e f o r e s t a r t o f p l a n t i n g w o r k . M a k e m i n o r a d j u s t m e n t s a s m a y b e r e q u i r e d . 3 . 2 P R E P A R A T I O N O F P L A N T I N G S O I L A . B e f o r e m i x i n g , c l e a n t o p s o i l o f r o o t s , p l a n t s , s o d , s t o n e s , c l a y l u m p s , a n d o t h e r e x t r a n e o u s m a t e r i a l s h a r m f u l o r t o x i c t o p l a n t g r o w t h . B . M i x s p e c i f i e d c o m p o s t a n d f e r t i l i z e r s w i t h t o p s o i l a t r a t e s s p e c i f i e d . D e l a y m i x i n g f e r t i l i z e r i f p l a n t i n g w i l l n o t f o l l o w p l a c i n g o f p l a n t i n g s o i l i n a f e w d a y s . C o m p o s t : L a w n A r e a s : 1 / 4 c o m p o s t , : 3 / 4 t o p s o i l . S h r u b A r e a s : 1 / 3 c o m p o s t , 2 / 3 t o p s o i l . F e r t i l i z e r : P e r s o i l t e s t a n d m a n u f a c t u r e ' s r e c o m m e n d a t i o n s . C . F o r s h r u b a n d l a w n a r e a , m i x p l a n t i n g s o i l e i t h e r p r i o r t o p l a n t i n g o r a p p l y o n s u r f a c e o f t o p s o i l a n d m i x t h o r o u g h l y b e f o r e p l a n t i n g . 3 . 3 P R E P A R A T I O N F O R P L A N T I N G L A W N S A . A f t e r e x c a v a t i n g a n d r e m o v i n g s u r f a c e m a t e r i a l t o p r o p e r d e p t h , l o o s e n s u b g r a d e o f l a w n a r e a s t o a m i n i m u m d e p t h o f 4 i n c h e s . R e m o v e s t o n e s m e a s u r i n g o v e r 1 - 1 / 2 i n c h e s i n a n y d i m e n s i o n . R e m o v e s t i c k s , r o o t s , r u b b i s h , a n d o t h e r e x t r a n e o u s m a t t e r . L i m i t p r e p a r a t i o n t o a r e a s w h i c h w i l l b e p l a n t e d p r o m p t l y a f t e r p r e p a r a t i o n . 1 . S p r e a d t o p s o i l m i x t o m i n i m u m d e p t h o f 4 i n c h e s f o r s o d d e d l a w n s a s r e q u i r e d t o m e e t l i n e s , g r a d e s , a n d e l e v a t i o n s s h o w n , a f t e r l i g h t r o l l i n g , a d d i t i o n o f a m e n d m e n t s , a n d n a t u r a l s e t t l e m e n t . P l a c e a p p r o x i m a t e l y 1 / 2 o f t o t a l a m o u n t o f t o p s o i l r e q u i r e d . W o r k i n t o t o p o f l o o s e n e d s u b g r a d e t o c r e a t e a t r a n s i t i o n l a y e r a n d t h e n p l a c e r e m a i n d e r o f p l a n t i n g s o i l . A d d s p e c i f i e d s o i l a m e n d m e n t s a s r e q u i r e d a n d m i x t h o r o u g h l y i n t o u p p e r 4 i n c h e s o f t o p s o i l . 3 . 4 P R E P A R A T I O N O F P L A N T I N G B E D S A . L o o s e n s u b g r a d e o f p l a n t i n g a r e a s t o a m i n i m u m d e p t h o f 6 i n c h e s u s i n g a c u l t i - m u l c h e r o r s i m i l a r e q u i p m e n t . R e m o v e s t o n e s m e a s u r i n g o v e r 1 1 / 2 i n c h e s i n a n y d i m e n s i o n . R e m o v e s t o c k s , s t o n e s , r u b b i s h , a n d o t h e r e x t r a n e o u s m a t t e r . B . S p r e a d p l a n t i n g s o i l m i x t u r e t o m i n i m u m 1 2 i n c h d e p t h r e q u i r e d t o m e e t l i n e s , g r a d e s , a n d e l e v a t i o n s s h o w n , a f t e r l i g h t r o l l i n g a n d n a t u r a l s e t t l e m e n t . A d d 1 1 / 2 i n c h e s o f s p e c i f i e d c o m p o s t o v e r e n t i r e p l a n t i n g a r e a a n d m i x t h o r o u g h l y i n t o u p p e r 6 i n c h e s o f t o p s o i l . P l a c e a p p r o x i m a t e l y 1 / 2 o f t o t a l a m o u n t o f p l a n t i n g s o i l r e q u i r e d . W o r k i n t o t o p o f l o o s e n e d s u b g r a d e t o c r e a t e a t r a n s i t i o n l a y e r , t h e n p l a c e r e m a i n d e r o f t h e p l a n t i n g s o i l . C . A p p l y P r e - E m e r g e n t p e r m a n u f a c t u r e r ' s r e c o m m e n d a t i o n . 3 . 5 P L A N T I N G T R E E S A N D S H R U B S A . S e t b a l l e d a n d b u r l a p p e d ( B & B ) s t o c k o n l a y e r o f c o m p a c t e d p l a n t i n g s o i l m i x t u r e , p l u m b a n d i n c e n t e r o f p i t o r t r e n c h w i t h t o p o f b a l l a t s a m e e l e v a t i o n a s a d j a c e n t f i n i s h e d l a n d s c a p e g r a d e s . R e m o v e b u r l a p f r o m s i d e s o f b a l l s ; r e t a i n o n b o t t o m s . W h e n s e t , p l a c e a d d i t i o n a l b a c k f i l l a r o u n d b a s e a n d s i d e s o f b a l l , a n d w o r k e a c h l a y e r t o s e t t l e b a c k f i l l a n d e l i m i n a t e v o i d s a n d a i r p o c k e t s . P l a c e f e r t i l i z e r t a b l e t s i n e x c a v a t e d a r e a p e r m a n u f a c t u r e ' s w r i t t e n i n s t r u c t i o n s . W h e n e x c a v a t i o n i s a p p r o x i m a t e l y 2 / 3 f u l l , w a t e r r o u g h l y b e f o r e p l a c i n g r e m a i n d e r o f b a c k f i l l . R e p e a t w a t e r i n g u n t i l n o m o r e i s a b s o r b e d . W a t e r a g a i n a f t e r p l a c i n g f i n a l l a y e r o f b a c k f i l l . R e m o v e a l l t i e s f r o m a r o u n d b a s e o f t r u n k . B . S e t c o n t a i n e r g r o w n s t o c k , a s s p e c i f i e d , f o r b a l l e d b u r l a p p e d s t o c k , e x c e p t c u t c a n s o n 2 s i d e s w i t h a n a p p r o v e d c a n c u t t e r a n d r e m o v e c a n ; r e m o v e b o t t o m s o f w o o d e n b o x e s a f t e r p a r t i a l b a c k f i l l i n g s o a s n o t t o d a m a g e r o o t b a l l s . C . D i s h t o p o f b a c k f i l l t o a l l o w f o r m u l c h i n g . D . M u l c h p i t s , a n d p l a n t e d a r e a s . P r o v i d e n o t l e s s t h a n f o l l o w i n g t h i c k n e s s o f m u l c h , a n d w o r k i n t o t o p o f b a c k f i l l a n d f i n i s h l e v e l w i t h a d j a c e n t f i n i s h g r a d e s . 1 . P r o v i d e 3 i n c h e s t h i c k n e s s o f m u l c h . E . I f s e a s o n a n d w e a t h e r c o n d i t i o n s d i c t a t e , a p p l y a n t i - d e s i c c a n t , u s i n g p o w e r s p r a y , t o p r o v i d e a n a d e q u a t e f i l m o v e r t r u n k s , b r a n c h e s , s t e m s , t w i g s a n d f o l i a g e . F . P r u n e , t h i n o u t , a n d s h a p e t r e e s a n d s h r u b s i n a c c o r d a n c e w i t h s t a n d a r d h o r t i c u l t u r a l p r a c t i c e . P r u n e t r e e s t o r e t a i n r e q u i r e d h e i g h t a n d s p r e a d . U n l e s s o t h e r w i s e d i r e c t e d b y A r c h i t e c t , d o n o t c u t t r e e l e a d e r s , a n d r e m o v e o n l y i n j u r e d o r d e a d b r a n c h e s f r o m f l o w e r i n g t r e e s , i f a n y . P r u n e s h r u b s t o r e t a i n n a t u r a l c h a r a c t e r . G . R e m o v e a n d r e p l a c e e x c e s s i v e l y p r u n e d o r m i s f o r m e d s t o c k r e s u l t i n g f r o m i m p r o p e r p r u n i n g . H . G u y a n d s t a k e t r e e s i m m e d i a t e l y a f t e r p l a n t i n g , a s i n d i c a t e d . I . A p p l y a p p r o v e d h e r b i c i d e t o a l l s h r u b b e d a r e a s a t m a n u f a c t u r e s p e c i f i e d r a t e . R e - a p p l y a s n e c e s s a r y f o r e l i m i n a t i o n o f w e e d s . 3 . 6 S O D D I N G N E W L A W N S A . G e n e r a l : I n s t a l l l a w n s o d i n a l l a r e a s d e s i g n a t e d o n t h e d r a w i n g s . B . S o i l P r e p a r a t i o n 1 . A n y s o d l a w n a r e a s t h a t m a y h a v e b e c o m e c o m p a c t e d p r i o r t o s o d d i n g m u s t b e s c a r i f i e d t o a d e p t h o f e i g h t ( 8 ) i n c h e s b y a p p r o v e d m e a n s , t h e n f i n i s h g r a d e d a s h e r e i n b e f o r e d e s c r i b e d . C . L a y s o d w i t h i n 2 4 h o u r s f r o m t i m e o f s t r i p p i n g . D o n o t p l a n t d o r m a n t s o d o r i f g r o u n d i s f r o z e n . D . S o d P l a c e m e n t 1 . S o d w i l l b e b r o u g h t o n t o l a w n a r e a s b y w h e e l e d m e a n s w i t h p r o p e r p r o t e c t i o n o f s o d b e d s . S o d l a y e r s s h a l l b e e x p e r i e n c e d , o r i f i n e x p e r i e n c e d , s h a l l b e c o n s t a n t l y s u p e r v i s e d b y a n e x p e r i e n c e d f o r e m a n . T h e C o n t r a c t o r s h a l l i n s u r e t h a t t h e b a s e i m m e d i a t e l y a h e a d o f s o d l a y e r i s m o i s t . S o d s h a l l b e l a i d t i g h t w i t h n o t g a p s . A l l o w a n c e s h a l l b e m a d e f o r s h r i n k a g e . L a y s o d w i t h l o n g e d g e s p e r p e n d i c u l a r t o p r i m a r y s l o p e . 2 . L a y t o f o r m a s o l i d m a s s w i t h t i g h t l y f i t t e d j o i n t s . B u t t e n d s a n d s i d e s o f s t r i p s ; d o n o t o v e r l a p . S t a g g e r s t r i p s t o o f f s e t j o i n t s i n a d j a c e n t c o u r s e s . W o r k o n b o a r d s t o a v o i d d a m a g e t o s u b g r a d e o r s o d . T a m p o r r o l l l i g h t l y t o e n s u r e c o n t a c t w i t h s u b g r a d e . W o r k s i f t e d s o i l i n t o m i n o r c r a c k s b e t w e e n p i e c e s ; r e m o v e e x c e s s t o a v o i d s m o t h e r i n g o f a d j a c e n t g r a s s . 3 . S o d s h a l l b e r o l l e d w i t h a t w o h u n d r e d ( 2 0 0 ) p o u n d r o l l e r a f t e r i n s t a l l a t i o n t o i n s u r e p r o p e r c o n t a c t b e t w e e n s o i l a n d s o d . F i n a l r o l l i n g m u s t p r o v i d e a u n i f o r m s u r f a c e . A f t e r f i n a l r o l l i n g , t h e s o d l a w n s h a l l b e m o w e d a n d w a t e r e d . A p p r o v a l o f s o d l a w n s s h a l l b e b a s e d o n u n i f o r m , h e a l t h y a n d v i g o r o u s g r o w t h w i t h n o d r y o r d e a d s p o t s . 4 . A d d f e r t i l i z e r " B " a t t h e m a n u f a c t u r e r ' s r e c o m m e n d e d a p p l i c a t i o n r a t e . E . W a t e r s o d t h o r o u g h l y w i t h a f i n e s p r a y i m m e d i a t e l y a f t e r p l a n t i n g . F . S o d d e d L a w n E s t a b l i s h m e n t 1 . T h e C o n t r a c t o r s h a l l b e r e s p o n s i b l e f o r f i r s t m o w i n g , s u b s e q u e n t m o w i n g s a n d f e r t i l i z i n g o f s o d l a w n a r e a s u n t i l F i n a l A c c e p t a n c e o f t h e p r o j e c t . 2 . M o w i n g s h a l l b e d o n e b y a n a p p r o v e d " r e e l " t y p e m o w e r . M o w e r b l a d e s s h a l l b e s e t a t t w o ( 2 ) i n c h e s h i g h f o r a l l m o w i n g s . 3 . S u b s e q u e n t f e r t i l i z i n g s h a l l o c c u r t h r e e t o f o u r w e e k s a f t e r i n s t a l l a t i o n . A p p l y f e r t i l i z e r a s p e r t h e M a n u f a c t u r e r ' s r e c o m m e n d e d a p p l i c a t i o n r a t e . V e r i f y a l l m e t h o d s o f a p p l i c a t i o n . C o n t r a c t o r s h a l l n o t i f y t h e A r c h i t e c t i n w r i t i n g t h a t t h e f e r t i l i z e r a p p l i c a t i o n s h a v e o c c u r r e d a n d o n w h a t d a t e s . 3 . 7 M A I N T E N A N C E A . B e g i n l a n d s c a p e m a i n t e n a n c e i m m e d i a t e l y a f t e r p l a n t i n g . M a i n t e n a n c e s h a l l c o n t i n u e u n t i l P r o j e c t F i n a l A c c e p t a n c e . B . M a i n t a i n t r e e s , s h r u b s , a n d o t h e r p l a n t s b y p r u n i n g , c u l t i v a t i n g , a n d w e e d i n g a s r e q u i r e d f o r h e a l t h y g r o w t h . R e s t o r e p l a n t i n g s a u c e r s . T i g h t e n a n d r e p a i r s t a k e a n d g u y s u p p o r t s a n d r e s e t t r e e s a n d s h r u b s t o p r o p e r g r a d e s o r v e r t i c a l p o s i t i o n a s r e q u i r e d . R e s t o r e o r r e p l a c e d a m a g e d w r a p p i n g s . S p r a y a s r e q u i r e d t o k e e p t r e e s a n d s h r u b s f r e e o f i n s e c t s a n d d i s e a s e . C . M a i n t a i n l a w n s b y w a t e r i n g , f e r t i l i z i n g , w e e d i n g , m o w i n g , t r i m m i n g , a n d o t h e r o p e r a t i o n s s u c h a s t o l l i n g , r e g r a d i n g a n d r e p l a n t i n g a s r e q u i r e d t o e s t a b l i s h a s m o o t h , a c c e p t a b l e l a w n , f r e e o f e r o d e d o r b a r e a r e a s . D . M a i n t a i n l a w n s f o r n o l e s s t h a n p e r i o d s t a t e d a b o v e , o r l o n g e r a s r e q u i r e d t o e s t a b l i s h a c c e p t a b l e l a w n . 3 . 8 C L E A N U P A N D P R O T E C T I O N A . D u r i n g l a n d s c a p e w o r k , k e e p p a v e m e n t s c l e a n a n d w o r k a r e a i n a n o r d e r l y c o n d i t i o n . B . P r o t e c t l a n d s c a p e w o r k a n d m a t e r i a l s f r o m d a m a g e d u e t o l a n d s c a p e o p e r a t i o n s , o p e r a t i o n s b y o t h e r c o n t r a c t o r s a n d t r a d e s , a n d t r e s p a s s e r s . M a i n t a i n p r o t e c t i o n d u r i n g i n s t a l l a t i o n a n d m a i n t e n a n c e p e r i o d s . T r e a t , r e p a i r , o r r e p l a c e d a m a g e d l a n d s c a p e w o r k a s d i r e c t e d . 3 . 9 I N S P E C T I O N A N D A C C E P T A N C E A . W h e n l a n d s c a p e w o r k i s c o m p l e t e d , i n c l u d i n g m a i n t e n a n c e , A r c h i t e c t w i l l , u p o n r e q u e s t , m a k e a n i n s p e c t i o n t o d e t e r m i n e a c c e p t a b i l i t y . B . W h e n i n s p e c t e d l a n d s c a p e w o r k d o e s n o t c o m p l y w i t h r e q u i r e m e n t s , r e p l a c e r e j e c t e d w o r k a n d c o n t i n u e s p e c i f i e d m a i n t e n a n c e u n t i l r e i n s p e c t e d b y A r c h i t e c t a n d f o u n d t o b e a c c e p t a b l e . R e m o v e r e j e c t e d p l a n t s a n d m a t e r i a l s p r o m p t l y f r o m p r o j e c t s i t e . E N D O F S E C T I O N E . P r e s s u r e R e g u l a t o r : N e t a f i m M o d e l P R V 0 7 5 H F 3 5 , 3 / 4 " , o n e p e r z o n e s . F . F l u s h i n g V a l v e : N e t a f i m M o d e l T L F V - 1 , t w o p e r z o n e ( e a c h e n d ) . G . F i l t e r : N e t a f i m M o d e l D F 0 7 5 - 1 2 0 , 3 / 4 " f i l t e r ; o n e p e r d r i p z o n e . H . A i r R e l i e f V a l v e : N e t a f i m M o d e l T L A V R V , 2 . 5 M I S C E L L A N E O U S A . C h e m i c a l s : p r i m e r a n d s o l v e n t g l u e a s r e q u i r e d b y p i p e m a n u f a c t u r e r . B . V a l v e b o x - h i g h i m p a c t p l a s t i c , g r e e n i n c o l o r . C . V a l v e c o v e r a n d f r a m e - c o m p a t i b l e w i t h v a l v e b o x w i t h p r o v i s i o n f o r l o c k i n g . D . D r a i n a g e b a c k f i l l - c l e a n g r a v e l o r c r u s h e d s t o n e , g r a d e d f r o m 3 " m a x i m u m t o 3 / 4 " m i n i m u m . P A R T 3 - E X E C U T I O N 3 . 1 G E N E R A L A . I n s t a l l s y s t e m t o p r o v i d e f o r a d e q u a t e p r o t e c t i o n a g a i n s t f r e e z e d a m a g e . B . I n s t a l l s y s t e m i n a c c o r d a n c e w i t h a p p r o v e d C o n t r a c t o r d e s i g n d r a w i n g s . A l l d e v i a t i o n s f r o m t h e p l a n s m u s t b e a p p r o v e d , a n d c l e a r l y r e c o r d e d o n r e c o r d d r a w i n g . C . I n s t a l l s y s t e m a n d c o m p o n e n t s i n s t r i c t a c c o r d a n c e w i t h m a n u f a c t u r e r ' s r e c o m m e n d a t i o n s . D . I n s t a l l q u i c k c o u p l e r ( s ) o n m a i n s u p p l y l i n e , a p p r o x i m a t e l y e q u a l s p a c i n g , a t v a l v e b o x l o c a t i o n s o r i n t e r v a l s o f a p p r o x i m a t e l y 2 0 0 f e e t , w h i c h e v e r i s g r e a t e r . L o c a t e a d j a c e n t t o p a v e d s u r f a c e s , a t v a l v e b o x e s w h e r e p r a c t i c a l . 3 . 2 S U R F A C E C O N D I T I O N S A . E x a m i n e t h e a r e a s a n d c o n d i t i o n s u n d e r w h i c h w o r k w i l l b e p e r f o r m e d . N o t i f y C o n t r a c t o r o f c o n d i t i o n s d e t r i m e n t a l t o t i m e l y a n d p r o p e r c o m p l e t i o n o f S e c t i o n w o r k . D o n o t p r o c e e d u n t i l u n s a t i s f a c t o r y c o n d i t i o n s a r e c o r r e c t e d . B . L o c a t e a l l u n d e r g r o u n d u t i l i t i e s a n d s t r u c t u r e s a n d n o t i f y A r c h i t e c t o f a n y c o n f l i c t w i t h S e c t i o n w o r k . P r o t e c t s t r u c t u r e s a n d u t i l i t i e s . R e p a i r o r r e p l a c e s a i d s t r u c t u r e s o r u t i l i t i e s d a m a g e d b y t h i s w o r k a t n o c o s t t o t h e O w n e r . 3 . 3 S L E E V I N G A . S l e e v i n g i n s t a l l e d b y o t h e r s . C o o r d i n a t e w i t h o t h e r t r a d e s . 3 . 4 T R E N C H I N G A N D B A C K F I L L I N G A . T r e n c h i n g a n d b a c k f i l l i n g s h a l l b e p e r a p p l i c a b l e I S P W C S e c t i o n . B . C u t t r e n c h e s s t r a i g h t a n d w i t h o u t a b r u p t g r a d e c h a n g e s t o a l l o w t h e f o l l o w i n g m i n i m u m c o v e r : 1 . M a i n L i n e s a n d S l e e v i n g : 1 8 i n c h e s . 2 . P V C L a t e r a l s : 1 2 i n c h e s . C . S u r r o u n d l i n e s w i t h 2 i n c h e s o f c l e a n r o c k - f r e e m a t e r i a l o n a l l s i d e s . 3 . 5 M I S C E L L A N E O U S V A L V E S A . I n s t a l l m a n u a l d r a i n v a l v e s u p s t r e a m . I n s t a l l d e v i s e a t m a i n l i n e t a p i n a c c o r d a n c e w i t h m a n u f a c t u r e r r e q u i r e m e n t s f o r c o m p l e t e o p e r a t i o n . I n s t a l l b a c k f l o w p r o v i s i o n a n d c o n n e c t t o c o n t r o l l e r . 3 . 6 C I R C U I T V A L V E S A . I n s t a l l i n v a l v e b o x , a r r a n g e d f o r e a s y a d j u s t m e n t a n d r e m o v a l . 1 . P r o v i d e u n i o n o n d o w n s t r e a m s i d e . 2 . A d j u s t a u t o m a t i c c o n t r o l v a l v e s t o p r o v i d e f l o w r a t e o f r a t e d o p e r a t i n g p r e s s u r e r e q u i r e d f o r e a c h s p r i n k l e r c i r c u i t . 3 . 7 P I P E I N S T A L L A T I O N A . L a y P V C p i p e i n a c c o r d a n c e w i t h s t a n d a r d a n d a c c e p t a b l e p r a c t i c e . T h r u s t b l o c k s t o b e u s e d a t p o i n t s o f i n t e r s e c t i o n a n d c h a n g e o f d i r e c t i o n i n m a i n l i n e p i p e a s p e r m a n u f a c t u r e r ' s r e c o m m e n d e d s p e c i f i c a t i o n s . I n s t a l l m a n u a l d r a i n s . B . P V C p i p e j o i n t s , s o l v e n t w e l d e d e x c e p t a s i n d i c a t e d . C u t p i p e s q u a r e , d e b u r r , w i p e f r o m s u r f a c e a l l s a w c h i p s , d u s t , d i r t , m o i s t u r e a n d a n y f o r e i g n m a t t e r w h i c h m a y c o n t a m i n a t e t h e c e m e n t e d j o i n t . A p p l y c l e a n e r / p r i m e r a n d s o l v e n t c e m e n t , m a k e j o i n t s i n a c c o r d a n c e w i t h m a n u f a c t u r e r ' s r e c o m m e n d a t i o n s . U s e T e f l o n t h r e a d s e a l a n t ( t a p e ) a t a l l t h r e a d e d j o i n t s . C . C o n t r a c t o r s h a l l s i z e p i p e a c c o r d i n g t o s c h e d u l e p r o v i d e d . F l o w v e l o c i t i e s s h a l l n o t e x c e e d 5 f e e t / s e c o n d i n a l l c a s e s . L a t e r a l l i n e s s h a l l b e l a i d o u t a n d i n s t a l l e d p e r z o n e t o b a l a n c e t h e p r e s s u r e l o s s a n d p r o v i d e m i n i m u m f l u c t u a t i o n i n s y s t e m o p e r a t i n g p r e s s u r e s . P i p e S i z e P i p e S e c t i o n P i p e S i z e P i p e S e c t i o n 3 / 4 " 0 - 9 G P M 1 1 / 2 " 2 6 - 3 4 G P M 1 " 1 0 - 1 7 G P M 2 " 3 5 - 5 0 G P M 1 1 / 4 " 1 8 - 2 5 G P M 2 1 / 2 " 5 1 - 8 0 G P M D . T e c h l i n e D r i p L i n e : P l a c e i n s h a l l o w f u r r o w a t 1 " - 2 " b e l o w f i n i s h t o p s o i l g r a d e , b e l o w l a y e r o f s p e c i f i e d m u l c h . L a y i n u n i f o r m g r i d p a t t e r n i n g r o u n d c o v e r / s h r u b a r e a s ( r o w s 1 8 " - 2 4 " a p a r t m a x ) . C o i l 2 0 l i n e a r f e e t a t e a c h b a l l e d a n d b u r l a p p e d t r e e a r o u n d b a s e a n d t o a l l o w f o r t r e e r e m o v a l i f r e q u i r e d . S t a p l e d r i p l i n e e v e r y 3 6 " m a x . F l u s h a l l l i n e s w i t h f u l l h e a d o f w a t e r p r i o r t o i n s t a l l a t i o n o f f l u s h v a l v e s a t e n d o f c i r c u i t r u n s . E . F l u s h V a l v e s : I n s t a l l f l u s h v a l v e a t e n d o f e a c h d r i p l i n e r u n . 3 . 8 S P R I N K L E R H E A D S A . F l u s h c i r c u i t l i n e s w i t h f u l l h e a d o f w a t e r p r i o r t o h e a d i n s t a l l a t i o n . 1 . I n s t a l l h e a d s a t l e v e l w i t h m u l c h 2 . L o c a t e p a r t - c i r c l e s h r u b b e r y h e a d s t o m a i n t a i n a m i n i m u m d i s t a n c e o f s i x i n c h e s ( 6 " ) f r o m w a l l s a n d f o u r i n c h e s ( 4 " ) f r o m o t h e r b o u n d a r i e s u n l e s s o t h e r w i s e i n d i c a t e d . K e e p o v e r s p r a y t o a m i n i m u m . 3 . 9 C O N T R O L W I R E I N S T A L L A T I O N A . B u r y w i r e s b e s i d e o r b e l o w m a i n l i n e p i p e i n s a m e t r e n c h . B . B u n d l e m u l t i p l e w i r e s t o g e t h e r w i t h t a p e a t t e n f e e t ( 1 0 ' ) m a x i m u m i n t e r v a l s . C . P r o v i d e 3 6 i n c h l o o p i n w i r e s a t e a c h v a l v e w h e r e c o n t r o l s a r e c o n n e c t e d a n d a t 1 0 0 ' m a x i m u m i n t e r v a l s b e t w e e n . D . M a k e a l l e l e c t r i c a l j o i n t s ( s p l i c e s ) i n b o x e s o n l y . M a k e e l e c t r i c a l j o i n t s w a t e r p r o o f . S c o t c h - L o c k c o n n e c t o r s , o r a p p r o v e d . 3 . 1 0 A U T O M A T I C C O N T R O L L E R A . I n s t a l l o n s i t e a s a p p r o v e d . V e r i f y l o c a t i o n w i t h O w n e r R e p r e s e n t a t i v e . B . I n s t a l l t y p e w r i t t e n l e g e n d i n s i d e c o n t r o l l e r d o o r . 3 . 1 1 T E S T I N G A . D o n o t a l l o w o r c a u s e a n y w o r k o f t h i s S e c t i o n t o b e c o v e r e d u p o r e n c l o s e d u n t i l i t h a s b e e n i n s p e c t e d a n d t e s t e d . B . P r e s s u r e t e s t i n g : 1 . M a k e n e c e s s a r y p r o v i s i o n f o r t h o r o u g h l y b l e e d i n g t h e l i n e o f a i r a n d d e b r i s . 2 . B e f o r e t e s t i n g , c a p a l l r i s e r s , a n d i n s t a l l a l l v a l v e s . 3 . F i l l a l l m a i n s u p p l y l i n e s w i t h w a t e r . P r e s s u r i z e t o 1 0 0 p s i . C l o s e a i r s u p p l y a n d t e s t f o r l e a k a g e . T e s t s h a l l b e a p p r o v e d i f n o g r e a t e r t h a n 5 p s i l o s s o c c u r s i n 1 5 m i n u t e s . 4 . F i l l a l l z o n e l i n e s w i t h w a t e r t o s t a t i c p r e s s u r e . H o l d f o r 1 5 m i n u t e s . I n s p e c t f o r l e a k a g e . 5 . C o n t r a c t o r s h a l l p r o v i d e a l l r e q u i r e d t e s t i n g e q u i p m e n t a n d p e r s o n n e l . T e s t s h a l l b e p e r f o r m e d i n p r e s e n c e o f A r c h i t e c t . C o n t r a c t o r s h a l l m a k e n o t i c e o f t e s t ( 4 8 ) h o u r s i n a d v a n c e . 6 . P r o v i d e r e q u i r e d t e s t i n g e q u i p m e n t a n d p e r s o n n e l . 7 . R e p a i r l e a k s , a n d r e t e s t u n t i l a c c e p t a n c e b y t h e A r c h i t e c t . C . C o v e r a g e i n s p e c t i o n : u p o n c o m p l e t i o n o f a l l s y s t e m s , p e r f o r m a c o v e r a g e t e s t t o d e t e r m i n e i f c o v e r a g e o f w a t e r a f f o r d e d a l l a r e a s i s c o m p l e t e , a d e q u a t e a n d u n i f o r m . C h a n g e h e a d s , n o z z l e s , o r i f i c e s a n d / o r a d j u s t m e n t a s d i r e c t e d t o p r o v i d e u n i f o r m c o v e r a g e . D . F i n a l i n s p e c t i o n : 1 . C l e a n , a d j u s t , a n d b a l a n c e a l l s y s t e m s . V e r i f y t h a t : a . R e m o t e c o n t r o l v a l v e s a r e p r o p e r l y b a l a n c e d ; b . H e a d s a r e p r o p e r l y a d j u s t e d f o r r a d i u s a n d a r c o f c o v e r a g e ; c . T h e i n s t a l l e d s y s t e m i s w o r k a b l e , c l e a n a n d e f f i c i e n t . E . W i n t e r i z a t i o n : W i n t e r i z e s y s t e m a t t h e e n d o f f i r s t s e a s o n o f s y s t e m o p e r a t i o n . R e v i e w p r o c e d u r e s w i t h O w n e r R e p r e s e n t a t i v e . E N D O F S E C T I O N S E C T I O N 3 2 8 4 0 0 - S P R I N K L E R I R R I G A T I O N ( P E R F O R M A N C E ) P A R T 1 - G E N E R A L 1 . 1 C O N D I T I O N S A N D R E Q U I R E M E N T S : A . G e n e r a l a n d S u p p l e m e n t a r y C o n d i t i o n s , a n d D i v i s i o n 1 G e n e r a l R e q u i r e m e n t s . 1 . 2 S U M M A R Y A . W o r k i n c l u d e d : 1 . P r o v i d e a n d i n s t a l l a c o m p l e t e a n d o p e r a t i n g a u t o m a t i c i r r i g a t i o n s y s t e m f o r a l l l a w n a n d p l a n t i n g a r e a s . 2 . C o n n e c t t o m a i n w a t e r s u p p l y a t e x i s t i n g s i t e s t u b o u t a s p r o v i d e d . 3 . S l e e v i n g u n d e r p a v e d a r e a s ( b y o t h e r s ) 4 . O b t a i n a n d p a y f o r a l l p e r m i t s a n d f e e s f o r t h e w o r k o f t h i s s e c t i o n . 5 . P e r f o r m w o r k o n a d e s i g n / c o n s t r u c t b a s i s , s u b j e c t t o t h e r e q u i r e m e n t s o f t h e C o n t r a c t D o c u m e n t s , a p p l i c a b l e c o d e s , a n d g o o d d e s i g n p r a c t i c e . 6 . W i n t e r i z a t i o n o f s y s t e m . 1 . 3 S U B M I T T A L S A . W i t h i n 3 0 d a y s a f t e r C o n t r a c t o r ' s r e c e i p t o f O w n e r ' s N o t i c e t o P r o c e e d , s u b m i t : 1 . M a n u f a c t u r e r ' s p r i n t e d p r o d u c t i n f o r m a t i o n a n d c a t a l o g c u t s h e e t s f o r a l l s y s t e m c o m p o n e n t s ; f i v e c o p i e s . B . S h o p D r a w i n g s : S u b m i t s h o p d r a w i n g s f o r u n d e r g r o u n d i r r i g a t i o n s y s t e m i n c l u d i n g p l a n l a y o u t a n d d e t a i l s i l l u s t r a t i n g l o c a t i o n a n d t y p e o f h e a d , t y p e a n d s i z e o f v a l v e , p i p i n g c i r c u i t s , c i r c u i t G P M , p i p e s i z e , c o n t r o l s , a n d a c c e s s o r i e s . C . R e c o r d D r a w i n g s : A t c o m p l e t i o n o f t h i s w o r k , s u b m i t t o t h e C o n t r a c t o r : 1 . R e c o r d D r a w i n g s ; r e p r o d u c i b l e a n d f i v e p r i n t s . 2 . O p e r a t i o n s a n d M a i n t e n a n c e i n f o r m a t i o n ( 2 c o p i e s ) , i n c l u d i n g : a . I n f o r m a t i o n i n c l u d i n g d e s c r i p t i v e d e t a i l s , p a r t s l i s t , s p e c i f i c a t i o n s , m a i n t e n a n c e s c h e d u l e s a n d p r o c e d u r e s f o r s y s t e m c o m p o n e n t s . b . O p e r a t i o n , a d j u s t m e n t o f s y s t e m a n d c o m p o n e n t s i n s t r u c t i o n s . c . W i n t e r i z a t i o n p r o c e d u r e s . d . S c h e d u l e i n d i c a t i n g r e q u i r e d o p e n v a l v e t i m e t o p r o d u c e g i v e n p r e c i p i t a t i o n a m o u n t s a n d s e a s o n a l a d j u s t m e n t s . e . W a r r a n t i e s a n d g u a r a n t e e s . f . S u b m i t f i v e c o p i e s . 1 . 4 G U A R A N T E E A . G u a r a n t e e i n w r i t i n g a l l m a t e r i a l s , e q u i p m e n t a n d w o r k m a n s h i p f u r n i s h e d t o b e f r e e o f a l l d e f e c t s o f w o r k m a n s h i p a n d m a t e r i a l s . W i t h i n o n e y e a r a f t e r d a t e o f S u b s t a n t i a l C o m p l e t i o n r e p a i r o r r e p l a c e a l l d e f e c t i v e p a r t s o r w o r k m a n s h i p t h a t m a y b e f o u n d a t n o a d d i t i o n a l c o s t t o O w n e r . B . F i l l a n d r e p a i r a l l d e p r e s s i o n s a n d r e p l a c e a l l n e c e s s a r y l a w n a n d p l a n t i n g w h i c h r e s u l t f r o m t h e s e t t l e m e n t o f i r r i g a t i o n t r e n c h e s f o r o n e y e a r a f t e r d a t e o f S u b s t a n t i a l C o m p l e t i o n . C . S u p p l y a l l m a n u f a c t u r e r ' s p r i n t e d g u a r a n t e e s . 1 . 5 Q U A L I T Y A S S U R A N C E A . C o n t r a c t o r s h a l l b e l i c e n s e d i n t h e S t a t e i n w h i c h t h i s w o r k i s b e i n g p e r f o r m e d . B . C o n t r a c t o r s h a l l h a v e a t l e a s t t w o y e a r s p r i o r e x p e r i e n c e i n p r o j e c t s o f e q u a l o r l a r g e r s c o p e . P r o v i d e m i n i m u m o f t h r e e r e f e r e n c e s a n d l i s t o f s i m i l a r p r o j e c t s w i t h o w n e r s ' n a m e s , a d d r e s s e s , a n d p h o n e n u m b e r s , w h e n r e q u e s t e d b y O w n e r . C . C o n t r a c t o r s h a l l e m p l o y o n s i t e a t a l l t i m e s a f o r e m a n w h o i s t h o r o u g h l y e x p e r i e n c e d a n d c o m p e t e n t i n a l l p h a s e s o f t h e w o r k o f t h i s S e c t i o n . 1 . 6 S Y S T E M D E S C R I P T I O N A . D e s i g n r e q u i r e m e n t s : 1 . M i n i m u m w a t e r c o v e r a g e : P l a n t i n g a r e a s - 8 5 % , L a w n a r e a s - 1 0 0 % 2 . L a y o u t s y s t e m t o o b t a i n o p t i m u m c o v e r a g e u s i n g m a n u f a c t u r e r ' s s t a n d a r d h e a d s . S p r a y o n w a l k s , w a l l s o r p a v e d a r e a s i s n o t a c c e p t a b l e . 3 . Z o n i n g s h a l l b e d e s i g n e d f o r o p t i m u m u s e o f a v a i l a b l e p r e s s u r e a n d e f f i c i e n t d i s t r i b u t i o n f o r t y p e s o f p l a n t i n g s a n d s h a p e s o f p l a n t i n g a r e a s . 4 . D e s i g n p r e s s u r e s : I n s t a l l p r e s s u r e r e g u l a t i n g e q u i p m e n t a s n e c e s s a r y . 5 . P r o v i d e / i n s t a l l a p p r o v e d f i x e d t e e o r c o u p l i n g d e v i c e f o r a i r b l o w w i n t e r i z a t i o n . L o c a t i o n s h a l l b e o n m a i n s u p p l y l i n e d o w n s t r e a m f r o m m a i n s h u t o f f v a l v e . 6 . I n s t a l l a p p r o v e d b a c k f l o w p r e v e n t i o n d e v i c e i n c o n f o r m a n c e w i t h l o c a l o r p r e v a i l i n g c o d e s , a n d i n a p p r o v e d s i t e l o c a t i o n . P r o v i d e f o r d r a i n a g e w i t h o u t e r o s i v e d a m a g e . 1 . 7 E X T R A E Q U I P M E N T A . I n a d d i t i o n t o i n s t a l l e d s y s t e m , f u r n i s h o w n e r w i t h t h e f o l l o w i n g : 1 . V a l v e o p e r a t i n g k e y a n d m a r k e r k e y . 2 . W r e n c h f o r e a c h s p r i n k l e r h e a d c o v e r t y p e . 3 . T w o ( 2 ) s p r i n k l e r h e a d b o d i e s o f e a c h s i z e a n d t y p e . 4 . T w o ( 2 ) n o z z l e s f o r e a c h s i z e a n d t y p e u s e d . B . S t o r e a b o v e i t e m s s a f e l y u n t i l S u b s t a n t i a l C o m p l e t i o n . C . D e l i v e r a b o v e i t e m s a t S u b s t a n t i a l C o m p l e t i o n . P A R T 2 - P R O D U C T S 2 . 1 P I P E A N D F I T T I N G S A . P V C 1 1 2 0 , A S T M D - 1 7 8 4 , p e r m a n e n t l y m a r k e d w i t h m a n u f a c t u r e r ' s n a m e , s c h e d u l e r a t i n g , s i z e , t y p e . S o l v e n t - w e l d t y p e : 1 . P i p e : a . P r e s s u r e l i n e s : S c h e d u l e 4 0 s o l v e n t w e l d . b . L a t e r a l l i n e s : C l a s s 2 0 0 p v c . c . S l e e v i n g : C l a s s 2 0 0 p v c . 2 . F i t t i n g s : S c h e d u l e 4 0 P V C , s o l v e n t - w e l d t y p e . I n s t a l l t h r e a d e d j o i n t s w h e r e r e q u i r e d a t v a l v e s , r i s e r s , e t c . 3 . R i s e r s : L a w n a n d s h r u b h e a d s - f l e x i b l e a n d d a m a g e - r e s i s t a n t p l a s t i c " p o l y p i p e " r i s e r . 4 . S o l v e n t : N S F a p p r o v e d s o l v e n t f o r T y p e I & I I P V C . B . P o l y e t h y l e n e P i p e 1 . P i p e : C l a s s 1 0 0 , 3 / 4 " l a t e r a l l i n e , f o r u s e o n d r i p i r r i g a t i o n z o n e ( s ) w h e r e d r i p t u b i n g i s n o t o t h e r w i s e u s e d . 2 . F i t t i n g s : S c h e d u l e 8 0 P V C . 3 . C l a m p s : S t a i n l e s s S t e e l . C . D r i p L i n e : N e t a f i m T e c h l i n e D r i p p e r l i n e , w i t h . 6 G P H d r i p p e r s a t 1 8 " s p a c i n g . 2 . 2 S P R I N K L E R H E A D S A . D e s c r i p t i o n : A p p r o p r i a t e f o r a p p l i c a t i o n i n t h r o w , p r e s s u r e a n d d i s c h a r g e . E a c h t y p e o f h e a d s h a l l b e o f a s i n g l e m a n u f a c t u r e r . 1 . L a w n h e a d s : p o p - u p t y p e . B . M a n u f a c t u r e r : R a i n b i r d , H u n t e r , W e a t h e r m a t i c I r r i g a t i o n C o m p a n y . 2 . 3 A U T O M A T I C C O N T R O L S Y S T E M A . G e n e r a l ; F u r n i s h l o w v o l t a g e s y s t e m m a n u f a c t u r e d e x p r e s s l y f o r c o n t r o l o f a u t o m a t i c c i r c u i t v a l v e s o f u n d e r g r o u n d i r r i g a t i o n s y s t e m s . P r o v i d e u n i t o f c a p a c i t y t o s u i t n u m b e r o f c i r c u i t s a s i n d i c a t e d . B . C o n t r o l E n c l o s u r e : M a n u f a c t u r e r ' s s t a n d a r d w a l l m o u n t w i t h l o c k i n g c o v e r , c o m p l y i n g w i t h N F P A 7 0 . C . C i r c u i t C o n t r o l : e a c h c i r c u i t v a r i a b l e f r o m a p p r o x i m a t e l y 5 t o 6 0 m i n u t e s . I n c l u d i n g s w i t c h f o r m a n u a l o r a u t o m a t i c o p e r a t i o n o f e a c h c i r c u i t . D . T i m i n g D e v i c e : A d j u s t a b l e 2 4 - h o u r a n d 7 o r 1 4 d a y c l o c k s t o o p e r a t e a n y t i m e o f d a y a n d s k i p a n y d a y i n a 7 o r 1 4 d a y p e r i o d . E . W i r i n g : S o l i d o r s t r a n d e d d i r e c t - b u r i a l t y p e a s r e c o m m e n d e d b y m a n u f a c t u r e r o f c o n t r o l u n i t ; t y p e A W G - U F , U L a p p r o v e d . 2 . 4 V A L V I N G A . M a n u a l v a l v e s : b r a s s o r b r o n z e f o r d i r e c t b u r i a l , g a t e v a l v e s , 1 5 0 p o u n d c l a s s , t h r e a d e d c o n n e c t i o n w i t h c r o s s t y p e h a n d l e d e s i g n e d t o r e c e i v e o p e r a t i n g k e y . B . A u t o m a t i c c i r c u i t v a l v e s : h i g h i m p a c t p l a s t i c w i t h c o r r o s i o n - r e s i s t a n t i n t e r n a l p a r t s . L o w p o w e r s o l e n o i d c o n t r o l , n o r m a l l y c l o s e d , w i t h m a n u a l f l o w a d j u s t m e n t ; s a m e m a n u f a c t u r e r a s c o n t r o l u n i t . 1 . S t a n d a r d s p r i n k l e r v a l v e s h a l l b e R a i n b i r d P E B - P R S - B . U s e s c r u b b e r v a l v e i f n o t c o n n e c t e d t o p o t a b l e w a t e r . 2 . D r i p C o n t r o l Z o n e K i t : H u n t e r P C Z - 1 0 1 . C . Q u i c k c o u p l e r v a l v e : b r a s s o r b r o n z e c o n s t r u c t i o n w i t h h i n g e d t o p . O n e p e r z o n e o r v a l v e g r o u p i n g . D . M a n u a l d r a i n v a l v e s : 1 . B r o n z e c o n s t r u c t i o n , s t r a i g h t t y p e , 1 5 0 p o u n d c l a s s , t h r e a d e d c o n n e c t i o n s , w i t h c r o s s t y p e o p e r a t i n g h a n d l e d e s i g n e d t o r e c e i v e o p e r a t i n g k e y . C a l c o , C h a m p i o n 1 0 0 , o r a p p r o v e d e q u a l . 2 . S i z e : 3 / 4 i n c h .