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Home My WebLink AboutC5.2_Road Details LA 0 0 E Go 00 0 12" NOTES: M 0 74 U 5" THICK CONCRETE OA TO THE MAXIMUM EXTENT POSSIBLE, THE TWS UNITS SHALL BE ORIENTED 7111 6" STANDARD CURB 1.75% 0.257. SUCH THAT THE ROWS OF IN-LINE TRUNCATED DOMES ARE PARALLEL WITH T AND CUTTER .%--.. .." THE DIRECTION OF THE RAMP SURFACE. THE TWS SHALL BE 24" IN THE L. DIRECTONI OF TRAVEL AND EXTEND THE FULL WIDTH OF THE CURB RAMP, 2 0 LANDING OR BLENDED TRANSITION. CNN TWS UNITS SHALL BE TAMPED OR VIBRATED INTO FRESH CONCRETE TO 10 1'-2" 1" BATTER 4- OF 3/4" MINUS CRUSHED BASE ENSURE THAT THERE ARE NO VOIDS OR AIR POCKETS, AND THE FIELD 0 MATERIAL AS PER SECTION-800 LEVEL OF THE TWS UNIT IS FLUSH TO THE ADJACENT CONCRETE SURFACE. qt — Lu THE TWS UNIT MUST BE PRE-MANUFACTURED AND MEET THE DIMENSIONS Re 0 AND SPACING SHOWN. INSTALLATION IS TO BE PER MANUFACTURERS PERPENDICULAR RAMP fq mEXTEND SUBGRADE & BASE SPECIFICATIONS. SURFACE IS TO BE A STANDARD COLOR OF YELLOW. 0 6" BEYOND CURB 0 THE TWS UNIT SHALL BE LCOATED SO THAT THE EDGE NEAREST THE 0- CURB LINE IS 6" MINIMUM AND 8" MAXIMUM FROM THE CURB FACE, z PLACE CONCRETE THE TWS MUST SPAN THE FULL WIDTH OF THE RAMP OPENING. to < >_ AND CRUSHED BASE 5" THICK CONCRETE 12" O)l 0- PER SD-709 R1/4" 3" ROLLED CURB 5:. @ DETECTABLE WARNING SHALL HAVE A DIAMETER OF 50% TO 65% (WHEN APPLICABLE) R1/2" AND GUTTER 1.75% 0.25% OF THE BASE DIAMETER OF DOME. 0 31 u U) < U) z A.Ln FLOWLINE �-4" OF 3/4" MINUS CRUSHED BASE Lu 0 -800 UJI (D MATERIAL AS PER SECTION z EXTEND SUBGRADE & BASE Lu z Lu 1> 6" BEYOND CURB @0 @0 NOTEB SKEWED RAMP Lu (D :z VARIES 12 Lu 1> 12" 5" THICK CONCRETE C%il z� S\014 AL LLj 5'-10' 1.75% 0.25% (D 6" STANDARD CURB B S TE,? 0 AND GUT OD Alfi!L > LLJ DOME SECTION SURFACE REPAIR (4' MIN) 4" OF 3/4- MINUS CRUSHED BASE DOME SPACING LL n 0 4" AGGREGATE BASE MATERIAL AS PER SECTION-800 n do MIN, MAX, Tur Space 0 6" A 1 5/8" 2 3/8' OF c/) �-EXTEND SUBGRADE & BASE B 7/8' 1 7/16" 71 tiT- U) 6" BEYOND CURB D. oX Lu m m 0- VARIES 12" 12" Col Ld a 5" THICK 3" ROLLED CURB-\ 1.75% 0.25% < LL] NOTES: AND GUTTER z 6 0 0 Ld z 0 r14 c= Ld ui > Ld I z P. Clear _j 0 3. 0 ce O GRADE AND ALIGNMENT TO BE ESTABLISHED OR APPROVED BY THE ENGINEER AND F� c� LLI CL THE PUBLIC AGENCY HAVING JURISDICTION. Space CL 6 Ld SURFACE REPAIR \-4- OF 3/4" MINUS CRUSHED BASE Lu c�! 0 0 (4' MIN) MATERIAL AS PER SECTION-800 BASE: 4-INCH COMPACTED DEPTH OF 3/4-INCH MINUS CRUSHED AGGREGATE BASE MATERIAL, PLACED AS 0 SPECIFIED AND PAID UNDER SECTION-802 ISPWC; COMPACTED TO EXCEED 95% OF STANDARD PROCTOR. Ramp Li F_ SUBBASE: PLACE TO LENGTH BEHIND CURB AS SHOWN IN ABOVE FOR AGGREGATE BASE MATERIAL. PLACEMENT DEPTH PER PLAN OR AS DIRECTED AND PAID UNDER SECTION-801 ISPWC; COMPACTION SHALL MEET REQUIREMENTS OF SECTION 801-ISPWC. �-EXTEND SUBGRADE & BASE -Z RAMP WITH VERTICAL CURB cf) 6" BEYOND CURB CD CONTINUOUS PLACEMENT PREFERRED, SCORE INTERVALS AT 10-FEET MAXIMUM SPACING (OR CONSISTENT Z: NOTES: Lu WITH 2x SIDEWALK WIDTH FOR SCORE SPACING.) F_ 0 LOCATION GRADE AND WIDTH TO BE ESTABLISHED OR APPROVED BY THE OWNER. :z MATERIALS AND CONSTRUCTION IN COMPLIANCE WITH ISPWC SPECIFICATIONS, 0" To 2" 0 BASE TO BE COMPACTED TO EXCEED 957. OF STANDARD DENSITY. O 0 U) BACKFILL AS PER ISPWC SECTION-706. SLOPE SIDEWALK TOWARD THE STREET NOT TO EXCEED 1.75% ± 0.25% UNLESS OTHERWISE SPECIFIED BY THE OWNER. SECURE RIGHT-OF-WAY PERMIT BEFORE BEGINNING CONSTRUCTION IN PUBLIC RIGHT-OF-WAY. DO SCORE AT INTERVALS TO MATCH WIDTH OF WALK NOT TO EXCEED 5 FEET SPACING. 0 USE ROLLED CURB IN RESIDENTIAL AREAS, WHEN LOCAL JURISDICTION REQUIRES VERTICAL CURB AT 1/2" TRANSVERSE PREFORMED BITUMINOUS JOINTS AT THE TERMINUS POINTS FOR CURVE AND WHERE SIDEWALK IS PLACED BETWEEN TWO j INTERSECTIONS VERTICAL CURB LENGTH TO BE FULL RADIUS PLUS 5 FEET AT EACH END. TRANSITION LENGTH FROM ROLLED CURB TO VERTICAL CURB 2 FEET. PERMANENT FOUNDATIONS, PLACE 1/2- EXPANSION JOINT MATERIAL ALONG THE BACK OF WALK THE FULL LENGTH. 0 z Lu O DRIVEWAY APPROACH ACROSS PLANTER STRIP TO BE 5" MINIMUM CONCRETE OVER 4" OF 3/4" 0 MINUS CRUSHED BASE. (f) > Ld Ld cf) :z 2017 ACHD REVISION 2017 ACHD REVISION 2017 ACHD REVISION SECTION C-C IDAHO STANDARDS IDAHO STANDARDS STANDARD DRAWING STANDARD DRAWING IDAHO STANDARDS STANDARD DRAWING FOR PUBLIC WORKS 3 ROLLED FOR PUBLIC WORKS CONCRETE FOR PUBLIC WORKS TACTILE WARNING SURFACE U- O N 0. N 0. NO. 0 CONSTRUCTION CURB AND GUTTER SD- 702 CONSTRUCTION SIDEWALK SD- 709 CONSTRUCTION SD- 712 :z (ACHD SUPPLEMENT) (ACHD SUPPLEMENT) (ACHD SUPPLEMENT) (TWS) FOR PEDESTRIAN ACCESS 0 0 LL_ 0 0 5' CONCRETE SIDEWALK c; z 0 MATCH WIDTH OF FACILITY Lu cf) Lu 5' CONCRETE SIDEWALK ALUMINUM PLATE (TYP.) 0 A 03-_ F- N, ALUMINUM PLATE (TYP.) 0 0 D TYPICAL 1/2"x3" BOLTS, WASHERS & NUTS (2 PER PLANK PER POST} Lu .... VANDAL PROOF OR RIVETED RED WHITE A-4-J 0 z < RED WHITE b MIDBLOCK __2%2" 14-GAUGE A.S.T.M. A570 POSTS O 0 0 N.T.S TOE RAIL TYPICAL 1/2%3" BOLTS, WASHERS RADIUS & NUTS (2 PER PLANK PER POST) LID .......... N.T.S VANDAL PROOF OR RIVETED Lu Lu ,--2"x2" 14-GAUGE A.S.T.M. A570 POSTS (D 5' MINIMUM 6 Lu INSTALL CURB LEGEND Lu FLUSH WITH VARIES GUTTER1 1.5% 1 0.5% (2% Mox. Slope) IN-\ F-] j-5- CONCRETE -40 7.3% 1.0% (8.3% Mo�. Slope SIDEWALK VANDALGUARD STAINLESS STEEL M VANDALGUARD STAINLESS STEEL <= 'El I I EIII- Mi BOLT & VANDAL-PROOF NUT 111 EIII-- Mi —1 BOLT & VANDAL-PROOF NUT ca 0 Lu > 1E M -111-- III -III III El Of �-4" OF 3/4" MINUS Zi CRUSHED AGG. BASE .111:j LL 0 SECTION A-A N.T.S 5'-0" 5'-0" uj Of T LIJ 0- NON DIRECTIONAL RAMPS LV 0 NOTES: Lu RAMPS FOR CORNERS WITH A MIN. 15' RADII. O RAMPS ARE CONTAINED WITHIN THE CURB RADIUS. NOTES: NOTES: Ld C/) RAMP DIMENSIONS, MINIMUM DIMENSION INDICATED MUST ALSO MEET SLOPE CRITERIA IDENTIFIED ABOVE. 0 F_ CURB TYPE = STANDARD 6" VERTICAL PER ISPWC SD-701 THE ABOVE BARRICADE SHALL BE FURNISHED AND INSTALLED BY THE CONTRACTOR WHERE CALLED FOR ON THE THE ABOVE BARRICADE SHALL BE FURNISHED AND INSTALLED BY THE CONTRACTOR WHERE CALLED FOR ON THE LA :z ce Lu THROAT DEPTH = 5.5' FROM FACE OF CURB PLANS. PLANS. 2E THROAT WIDTH = 4' MIN. ZD WING = 6' TRAVERSABLE RAMPS REQUIRE A MINIMUM 4'X4' LANDING IN SIDEWALK @ 1.5% ± 0.5% (2% Max. Slope) @ MARKINGS FOR BARRICADE RAILS SHALL BE RED AND WHITE STRIPES (SLOPING DOWNWARD AT AN ANGLE OF 45- @ MARKINGS FOR BARRICADE RAILS SHALL BE RED AND WHITE STRIPES (SLOPING DOWNWARD AT AN ANGLE OF 45' OD IN THE DIRECTION TRAFFIC IS TO PASS). IN THE DIRECTION TRAFFIC IS TO PASS). u C/) 2! RAMPS SHALL NOT EXCEED 12:1 (8.3%) SLOPE THE CHEVRON STRIPING ORIENTATION SHALL MEET THE REQUIREMENTS OUTLINED IN THE MUTCD. THE CHEVRON STRIPING ORIENTATION SHALL MEET THE REQUIREMENTS OUTLINED IN THE MUTCD. ui cf) 4'x4' FLAT STREET SIDE LANDING - CONCRETE FILLET MAY BE REQUIRED. CONCRETE FILLET MUST HAVE A THICKNESS OF 8" AS SHOWN ON SD-708 H @ THE ENTIRE AREA OF RED AND WHITE STRIPES SHALL BE REFLECTORIZED SO AS TO BE VISIBLE UNDER NORMAL THE ENTIRE AREA OF RED AND WHITE STRIPES SHALL BE REFLECTORIZED SO AS TO BE VISIBLE UNDER NORMAL z THIS TYPE OF RAMP MAY BE USED FOR SIDEWALKS IN AREAS THAT DO NOT HAVE ATMOSPHERIC CONDITIONS FROM A MINIMUM DISTANCE OF 1,000 FEET WHEN ILLUMINATED BY THE LOW BEAMS OF ATMOSPHERIC CONDITIONS FROM A MINIMUM DISTANCE OF 1,000 FEET WHEN ILLUMINATED BY THE LOW BEAMS OF b ADEQUATE SPACE FOR LANDINGS REQUIRED TO MEET ADA. 0 STANDARD AUTOMOBILE HEADLIGHTS. STANDARD AUTOMOBILE HEADLIGHTS. (D CONCRETE CURB WILL BE PLACED AT THE BACK OF THE RAMP AND ADJOINING SLOPING SIDEWALK. HEIGHT OF CURB WILL BE DETERMINED BY THE ADJACENT PROPERTY BEING FREE STANDING BARRICADES SHALL BE BUILT SIMILAR, BUT 2%2" POSTS SHALL BE 5'-0" LONG AND SHALL HAVE FREE STANDING BARRICADES SHALL BE BUILT SIMILAR, BUT 2%2" POSTS SHALL BE 6'-0" LONG AND SHALL HAVE z TIED INTO. CURB HEIGHT WILL START AT 0" AT THE TOP OF THE SLOPING SIDEWALK AND WILL VARY AS NECESSARY TO RETAIN THE ADJACENT PROPERTY BEHIND THE CURB. 2" x 6" x 4'-0" LONG SUPPORTS SET 90' TO AND CENTERED ON POST FOR SUPPORT AND ATTACHED WITH 2" x 6" x 4'-0" LONG SUPPORTS SET 90' TO AND CENTERED ON POST FOR SUPPORT AND ATTACHED WITH Lu (2) 1/2"x7" BOLTS WITH WASHERS AND NUTS- (2) 1/2"x7" BOLTS WITH WASHERS AND NUTS. IM04 Lu ALL CONCRETE ADJOINING THE RADIUS WITHIN AND AROUND THE RAMPS SHALL BE 5 (D INCHES THICK WITH 4 INCHES OF 3/4. ALL SURFACES SHALL BE COVERED WITH PRISMATIC HIGH INTENSITY SHEETING. (DALL SURFACES SHALL BE COVERED WITH PRISMATIC HIGH INTENSITY SHEETING. tie :z THE CONTRACTOR 'SHOULD ACCOUNT FOR CONSTRUCTION TOLERANCES TO PREVENT LLJ EXCEEDING THE MAXIMUM SLOPES ALLOWED BY ADA. ALUMINUM PLATE SHALL BE A MIN, 11 GAUGE WITH 1" THICKENED EDGE (MIN, 2 GAUGE) ON BOTH TOP AND BOTTOM. ALUMINUM PLATE SHALL BE A MIN. 11 GAUGE WITH 1" THICKENED EDGE (MIN. 2 GAUGE) ON BOTH TOP AND BOTTOM. Lu Lu NOT APPROVED FOR CcV D 2017 ACHD SUPPLEMENT CONSTRUCTION c"! 2017 ACHD REVISION 2017 ACHD REVISION IDAHO STANDARDS FOR PUBLIC WORKS STANDARD DRAWING IDAHO STANDARDS STANDARD DRAWING IDAHO STANDARDS STANDARD DRAWING (D CONSTRUCTION (�EDESTRIAN RAMP TYPE "G" N 0. FOR PUBLIC WORKS TERMINUS BARRICADE FOR PUBL�C WORKS TERMINUS BARRICADE R114" m Z�' SD- 712G NO. NO. DATE: OCTOBER 2023 >_ (ACHD SUPPLEMENT) CONSTRUCTION SD- 11 1 32A CONSTRUCTION SD- 11 1 32B 0- - I (ACHD SUPPLEMENT) TYPE 11 (ACHD SUPPLEMENT) TYPE III PROJECT: 22040 0 0 @ SHEET 5.2 OF 12 G:\22040\ACADDWG\SHEETS\22040 - ROAD PLAN AND PROFILES.DWG