Raised_Crosswalk_Detail.pdf
PDF 367 KB Posted
- Attached to
- Traffic Calming
- Solicitation number
- 2026-IFB-186
- Issued by
- Allegheny County, Philadelphia City, Pennsylvania
About this file
This is a technical specification document prepared by the City of Pittsburgh Department of Mobility and Infrastructure, Traffic Engineering Division, in support of a Traffic Calming bid solicitation issued by the Office of Management and Budget. The document provides detailed engineering specifications and construction details for raised crosswalk installations, including speed table construction, curb details, and crosswalk configurations. The specifications indicate raised crosswalks with 24-inch piano key crosswalk markings spaced 3 to 5 feet on center, speed tables with maximum slopes of 8.33 percent, and milling requirements of 1.5 inches minimum on existing asphalt. The document includes both plan views and sectional details for standard curb and wedge curb applications, with speed table dimensions specified at 22 feet in length and 18 feet in width, sealed with AC20 asphalt. The original drawing is dated October 26, 2020, with a revised version dated April 26, 2022.
No specific pricing terms, contract values, quantities of installations, response deadlines, site visit requirements, or bidder conference information are contained within this technical specification document. The document serves as a reference standard for contractors bidding on traffic calming projects and establishes the engineering requirements and construction methodologies that successful bidders must follow when implementing raised crosswalk improvements within Pittsburgh.
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Text version
Mill 1.5" Min
B
B
C of Roadway
A
Curbline
2' MIN
6' REC.
1' MIN.
2'
SPEED TABLE PLAN
Seal with AC20
0.0" .92" 1.67" 2.25"2.67" 2.92" 3.0"
1'
(TYP)
C of Speed Table
L
6'
Seal with AC20
6'
22'
10'
3" FLAT
7"
24"
Seal with AC20
18"
Speed Table
12" 24"
Seal with
AC20
12"
Speed Table
Mill 1.5" Min
Existing Asphalt
STANDARD CURB DETAIL
SECTION
Mill 1.5" Min
Existing Asphalt
WEDGE CURB DETAIL
B
SECTION
A
A
L
CITY OF PITTSBURGH
DEPARTMENT OF MOBILITY
AND INFRASTRUCTURE
TRAFFIC ENGINEERING DIVISION
SCALE: NTS
DATE: 10/26/2020
SHEET NO.
APPROVED BY DATE
AutoCAD SHX Text
APPROVED BY
AutoCAD SHX Text
DRAWN BY
AutoCAD SHX Text
SPEED TABLE DETAIL
trupok Rectangle trupok Rectangle trupok Rectangle trupok Rectangle trupok Rectangle trupok Rectangle trupok Rectangle trupok Snapshot trupok Snapshot trupok Line trupok Line trupok Text Box W/24" Piano Key Crosswalk, 3-5' O.C.
trupok Text Box
RAISED CROSSWALK PLAN
trupok Line trupok Line trupok Text Box W/24" Piano Key Crosswalk, 3-5' O.C.
trupok Snapshot trupok Text Box
RAISED CROSSWALK DETAIL
trupok Text Box
DATE: 04/26/2022
trupok Arrow trupok Line trupok Line trupok Text Box 10' trupok Text Box 5' trupok Text Box 5' trupok Text Box Raised Crosswalk trupok Text Box Raised Crosswalk trupok Snapshot trupok Line trupok Line trupok Text Box Max Slope 8.33% trupok Snapshot trupok Line trupok Line trupok Text Box Max Slope 8.33% stephes Text Box
VARIES
| Sheets and Views |
| SpeedTableSpecs-Speed Table 1 |
| SpeedTableSpecs-Speed Table 2 |
File details come from the government source that posted it. Updated .