Attachment 15 - WADOT Aluminum Pedestrian Rail Details.pdf
PDF 103 KB Posted
- Attached to
- Repairs to McChord Bridge – Barnes Blvd
- Solicitation number
- W912DW24B0Y1Y
About this file
This document contains details for a federal solicitation and related federal contract opportunity. The solicitation W912DW24B0Y1Y is an Invitation for Bid for repairs to the Barnes Boulevard Bridge on Joint Base Lewis-McChord in Washington. The contractor shall provide all labor, equipment, materials, tools and transportation to perform tasks within the statement of work. This is a 100% small business set-aside restricted to 8(a) firms, with a NAICS code of 237310 and size standard of $45 million. The estimated value of the construction contract is between $7.5 million and $15 million. The attached file provides aluminum pedestrian rail details relevant to the bridge repairs.
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Text version
Bridge Design Engr.
Supervisor
Designed By
Checked By
Detailed By
Bridge Projects Engr.
Prelim. Plan By
Architect/Specialist REVISION BY APP'DDATE
FED. AID PROJ. NO.STATE
10 WASH.
JOB NUMBER
Fri Aug 07 12:57:00 2020
.5
-A -1
M:\STANDARDS\BP Rails\4ftPedRail_Alumin 1.MAN
03/31/2020
¢ POST ¢ POST¢ POST¢ END POST
6'-8"6"
7½" 10 SPA. @ 6½" = 5'-5" 7½"
12 SPA. @ 7" MAX. = 7'-0"
C
BR2
SEE DETAIL 1
BR2
RAIL (2½"ø
SCH. 40 PIPE)
POST (TYP.)
(2½"ø SCH. 80 PIPE.)
TOP OF
SIDEWALKDUMMY JOINT (TYPICAL AT
EACH RAIL POST LOCATION)
BALUSTER (TYP.)
(1"ø SCH. 40 PIPE)
END OF APPROACH FOR BRIDGE OR
END OF CONC. ON RETAINING WALLS
ELEVATION
BALUSTERS NORMAL TO GRADE.
TOP & BOTTOM RAILS PARALLEL TO GRADE.
* NOTE TO DESIGNER:
Designer to choose color for their project in consultation with the Bridge Architect.
MATERIAL
SPECIFICATION
PART
M A T 'L
ASTM B221-6005-T5, 6005A-T5
OR ASTM B241-6061-T6
STANDARD SPECIFICATION SECTION
9-06.5(4) GR. 36
(GALVANIZE IN ACCORDANCE WITH AASHTO
SPECIFICATION M 232)
ASTM A276 OR A240 TYPE 302 STAINLESS STEEL
RAILS &
BALUSTERS
DRIVE PINS
ANCHOR BOLTS,
NUTS & WASHERS
A
LU
M
IN
U M
S T E E L
ASTM B221-6005-T5STRIP
1.
2.
3.
4.
5.
6.
PIPE RAILING AND PIPE RAILING SPLICES SHALL BE BENT TO THE HORIZONTAL
CURVE WHERE THE RADIUS OF CURVATURE IS LESS THAN 200'. THESE ITEMS
MAY BE HEATED TO NOT MORE THAN 400°F FOR A PERIOD NOT TO EXCEED
30 MINUTES TO FACILITATE FORMING OR BENDING TO HORIZONTAL
CURVATURE.
SHOP DRAWINGS OF RAILING SHALL BE SUBMITTED AS A TYPE 2 WORKING
DRAWING SHOWING COMPLETE DIMENSIONS AND DETAILS OF FABRICATION AND
INCLUDING AN ERECTION DIAGRAM. MATERIAL SPECIFICATIONS SHALL BE
PROVIDED IN THE SHOP DRAWINGS FOR ALL COMPONENTS.
CUTTING SHALL BE DONE BY SAWING OR MILLING AND ALL CUTS SHALL BE
TRUE AND SMOOTH. FLAME CUTTING WILL NOT BE PERMITTED.
WELDING OF ALUMINUM SHALL CONFORM TO STD. SPEC. SECTION 9-28.14(3).
ALL ALUMINUM PARTS SHALL BE GIVEN A *[CLEAR OR BRONZE] ANODIC
COATING OF AT LEAST 0.0006" THICK AND SEALED TO MEET THE
REQUIREMENTS OF ASTM B 580 WITH A UNIFORM FINISH.
PIPE RAILING, PIPE BALUSTERS AND PIPE RAILING SPLICES SHALL BE
ADEQUATELY WRAPPED TO INSURE SURFACE PROTECTION DURING HANDLING
AND TRANSPORTATION TO THE JOB SITE.
GENERAL NOTES:
2½"ø NOMINAL
PIPE CAP (TYP.)
2½"ø NOM.
PIPE CAP (TYP.)
2'-6" CONC.
PEDESTAL
BK. OF PAV'T. SEAT
¢ POST
2"
GAP
10"
¢ POST
BRIDGE APPROACH SLAB BRIDGE
10" 1½"
GAP
File details come from the government source that posted it. Updated .