PROPOSED WALK PROPOSED CURB P.T. C WHEN …

1 EXISTING OR. PROPOSED WALK. R/W AND back EXISTING OR. OF WALK PROPOSED curb . SEE "A" AND "B" ARE EQUAL TO 8'. NOTE 2 WHEN FLOW LINE GRADE IS. C. BETWEEN -2% AND +2%. R/W AND back . FOR "A" AND "B" AT OTHER OF WALK. 2%. FLOW LINE GRADES, SEE TABLE 1. SHEET 4 THIS DRAWING NO. E4. EN . OT. SE " MIN. SEE. NOTE 2 SEE. 24. NOTE 2 C. "B". SEE. 5'. N. MI '. 1. NOTE 2. 2%. C. 2%. 2%. 1' . 24" MIN. N SEE NOTE 4. MI. " 1' 5' 1'. "A MIN. MIN. "A" "B". RAMP IN curb RETURN C. RAMP OUTSIDE curb RETURN. 30' OR MORE RADIUS. VARIES 0" curb FACE. back OF curb 2% 6". "A" ' TYP. SLOPE. NORMAL 1:20 MAX. C back OF 2% SLOPE. WALK NO LIP. C 24" MIN. SEE NOTE 4. R/W AND back . OF WALK 2%. VARIABLE HEIGHT. MONOLITHIC curb . "B". (SEE NOTE 5). 3/4". 4" CONCRETE MAX. AGGREGATE BASE. C PAVEMENT. SEE SIDEWALK. DRAWING NO. 234. SECTION C-C. 2% NOTES: 2% 1. SIDEWALK RAMPS OUTSIDE OF THE curb RETURN. SHALL BE LOCATED ADJACENT TO THE RETURN. UNLESS OTHERWISE APPROVED.

2 "B". FOR TRANSITION LENGTHS, SEE 2. RAMPS SHALL BE CONSTRUCTED WITH A ROUGH. "A" C BROOM FINISH TRANSVERSE TO THE SLOPE OF. SHEET 4 TABLES 1 & 2. THE RAMP. PAIRED RAMP IN curb RETURN 3. WHEN CONSTRUCTING RAMP WHERE curb & GUTTER. EXISTS, COMPLETELY REMOVE INTERFERING. VARIES 5' VARIES PORTIONS OF EXISTING curb & GUTTER. B 4. DETECTABLE WARNING CONSISTING OF RAISED. SEE ABOVE SEE ABOVE TRUNCATED DOMES WHICH COMPLY WITH DETAILS. ON SHEET 4 OF THIS DRAWING NO. AND CONTRASTING. 1' 1' TOP OF VISUALLY WITH ADJOINING SURFACES SHALL BE. 1:12 MAX. MIN. MIN. curb AT PLACED ON BOTTOM PORTION OF RAMP EXTENDING. back OF THE FULL WIDTH OF THE RAMP AND TO A MINIMUM. WALK DEPTH OF 24 INCHES. PAVER BLOCKS PERMITTED ONLY. IN THE CITY OF BOULDER CITY FOR DETECTABLE. WARNING AREAS. FLOWLINE 5. curb MAY BE PLACED AND IS PREFERRED BEHIND. GUTTER TRANSITION back OF WALK IF SUFFICIENT RIGHT-OF-WAY OR. 3/4". MAX. EASEMENTS EXIST AND AS APPROVED BY THE ENGINEER.

3 EDGE OF. GUTTER. PROFILE AGENCY APPROVED B C H L M N. SPECIFICATION REFERENCE UNIFORM STANDARD DRAWINGS. CLARK COUNTY AREA. 302 AGGREGATE BASE. 501 CONCRETE. 502 CONCRETE STRUCTURES. SIDEWALK RAMP. CASE I. DATE 11-8-07 DWG. NO. 235 SHEET 1 OF 4. OPTIONAL back OF WALK AREA OF DEFINED. RADIUS WITHIN EXISTING RIGHT-OF-WAY.. C. P. PROPOSED ADDITIONAL WALK AREA. P. T. EXISTING OR PROPOSED WALK. EXISTING OR PROPOSED curb . C. "A" AND "B" ARE EQUAL TO ' WHEN. SEE NOTE 2 "X" FLOW LINE GRADE IS BETWEEN -2%. AND +2%. FOR "A" AND "B" AT OTHER. 5' FLOW LINE GRADES, SEE TABLE 2. 8' SHEET 4 THIS DRAWING NO. 24" MIN. FOR ALL "A" AND "B" MAX. SIDE SLOPE. SEE NOTE 4 IS EQUAL TO 1:10. SEE NOTE 2. 1 1' . MIN'.. MIN. "A" C "B". RAMP IN curb RETURN. (NO back OF WALK DEPRESSION). "X". back OF VARIES 0" curb FACE. WALK 8'. AREA 4' MIN. SLOPE. 2% SLOPE 1:20 MAX. 1:12 MAX. 24" MIN. NO. SEE NOTE 4. LIP. 4" CONCRETE. 3/4". AGGREGATE BASE MAX.

4 SEE SIDEWALK. DRAWING NO. 234 PAVEMENT. SECTION C-C. NOTES: VARIES 5' VARIES 1. SIDEWALK RAMP WITHIN curb RETURN SHALL BE. SEE ABOVE SEE ABOVE L0 CATED AT THE MIDPOINT OF curb RETURN UNLESS. OTHERWISE APPROVED. 1' 1' NORMAL 2. RAMPS SHALL BE CONSTRUCTED WITH A ROUGH. SLOPE MIN. MIN. back OF BROOM FINISH TRANSVERSE TO THE SLOPE OF. 1:10 MAX. WALK THE RAMP. 3. WHEN CONSTRUCTING RAMP WHERE curb & GUTTER. EXISTS, COMPLETELY REMOVE INTERFERING. PORTIONS OF EXISTING curb & GUTTER. FLOWLINE. 3/4" B 4. DETECTABLE WARNING CONSISTING OF RAISED. MAX. GUTTER TRUNCATED DOMES WHICH COMPLY WITH DETAILS. EDGE OF TRANSITION ON SHEET 4 OF THIS DRAWING NO. AND CONTRASTING. GUTTER VISUALLY WITH ADJOINING SURFACES SHALL BE. PROFILE PLACED ON BOTTOM PORTION OF RAMP EXTENDING. THE FULL WIDTH OF THE RAMP AND TO A MINIMUM. DEPTH OF 24 INCHES. PAVER BLOCKS PERMITTED. ONLY IN THE CITY OF BOULDER CITY FOR. DETECTABLE WARNING AREAS.

5 CASE II SHALL BE USED WHERE R/W AND. FIELD CONDITIONS PERMIT. AGENCY APPROVED B C H L M N. SPECIFICATION REFERENCE UNIFORM STANDARD DRAWINGS. CLARK COUNTY AREA. 302 AGGREGATE BASE. 501 CONCRETE. 502 CONCRETE STRUCTURES. SIDEWALK RAMP. CASE II. DATE 11-10-04 DWG. NO. 235 SHEET 2 OF 4. EXISTING OR. PROPOSED WALK. R/W AND back EXISTING OR. OF WALK PROPOSED curb . "A" AND "B" ARE EQUAL TO 8'. SEE. WHEN FLOW LINE GRADE IS. NOTE 3. C. BETWEEN -2% AND +2%. R/W AND back . FOR "A" AND "B" AT OTHER OF WALK. 2%. FLOW LINE GRADES, SEE TABLE 1. SHEET 4 THIS DRAWING NO. E5. EN . OT. SE MIN. SEE. NOTE 3 SEE. ". 24. NOTE 3. C. "B". SEE. 5'. N. NOTE 3. MI '. 1. 2% 2%. C. 2%. 1' . 24" MIN. N SEE NOTE 5. MI. "A" 1' 5' 1'. MIN. MIN. "A" "B". C. RAMP IN curb RETURN RAMP OUTSIDE curb RETURN. 0" curb FACE. VARIES. ' TYP. SLOPE. NORMAL. 1:20 MAX. back OF. WALK 2% SLOPE. NO LIP. 24" MIN. SEE NOTE 5. 3/4". 4" CONCRETE MAX. AGGREGATE BASE.

6 SEE SIDEWALK SECTION C-C PAVEMENT. DRAWING NO. 234 NOTES: 1. SIDEWALK RAMP WITHIN curb RETURN SHALL BE. L0 CATED AT THE MIDPOINT OF curb RETURN. VARIES 5' VARIES UNLESS OTHERWISE APPROVED. SEE ABOVE SEE ABOVE 2. SIDEWALK RAMPS OUTSIDE OF THE curb RETURN. SHALL BE LOCATED ADJACENT TO THE RETURN. UNLESS OTHERWISE APPROVED. 1' 1' NORMAL. back OF 3. RAMPS SHALL BE CONSTRUCTED WITH A ROUGH. 1:12 MAX. MIN. MIN. WALK BROOM FINISH TRANSVERSE TO THE SLOPE OF. THE RAMP. 4. WHEN CONSTRUCTING RAMP WHERE curb & GUTTER. EXISTS, COMPLETELY REMOVE INTERFERING. FLOWLINE. PORTIONS OF EXISTING curb & GUTTER. 3/4" GUTTER B 5. DETECTABLE WARNING CONSISTING OF RAISED. EDGE OF MAX. TRANSITION TRUNCATED DOMES WHICH COMPLY WITH DETAILS. GUTTER ON SHEET 4 OF THIS DRAWING NO. AND CONTRASTING. PROFILE VISUALLY WITH ADJOINING SURFACES SHALL BE. PLACED ON BOTTOM PORTION OF RAMP EXTENDING. THE FULL WIDTH OF THE RAMP AND TO A MINIMUM. DEPTH OF 24 INCHES.

7 PAVER BLOCKS PERMITTED. CASE III TO BE USED FOR AREAS WHERE ONLY IN THE CITY OF BOULDER CITY FOR DETECTABLE. OBSTRUCTION ( BLOCK WALL) EXISTS AT WARNING AREAS. back OF WALK ONLY WHEN APPROVED BY. THE ENGINEER. AGENCY APPROVED B C H L M N. SPECIFICATION REFERENCE UNIFORM STANDARD DRAWINGS. CLARK COUNTY AREA. 302 AGGREGATE BASE. 501 CONCRETE. 502 CONCRETE STRUCTURES. SIDEWALK RAMP. CASE III. DATE 11-10-04 DWG. NO. 235 SHEET 3 OF 4. " MIN. " ". 50%-65% OF THE BASE DIAMETER. " ". ". BASE DIAMETER. " ". DOME SECTION. " ". ". DETECTABLE WARNING DETAILS (TRUNCATED DOMES). GRADE (%) "A" (FT) "B" (FT) GRADE (%) "A" (FT) "B" (FT). "B" TO "A" MIN. MIN. "B" TO "A" MIN. MIN. -6 TO -6 TO -5 TO -5 TO -4 TO -4 TO -3 TO -3 TO -2 TO 2 -2 TO 2 TO 3 TO 3 TO 4 TO 4 TO 5 TO 5 TO 6 TO 6 TABLE 1. TRANSITION LENGTHS TABLE 2. TRANSITION LENGTHS. FOR 1:12 SIDE SLOPES FOR 1:10 SIDE SLOPES. NOTE: CHARTS APPLY TO curb WITH 6" curb FACE.

8 IF curb HAS GREATER THAN A 6" curb FACE, A SPECIAL DESIGN IS REQUIRED. AGENCY APPROVED B C H L M N. SPECIFICATION REFERENCE UNIFORM STANDARD DRAWINGS. CLARK COUNTY AREA. 302 AGGREGATE BASE. 501 CONCRETE. 502 CONCRETE STRUCTURES SIDEWALK RAMP DETAILS. DATE 6-8-06 DWG. NO. 235 SHEET 4 OF 4.