Specifications for Access Covers.pdf
PDF 84 KB Posted
- Attached to
- Man Access Cover Replacement
- Solicitation number
- 6923G523Q1313
About this file
This document provides design specifications for replacement galvanized heavy duty man access covers required along the lock walls for two federal locks. The specifications require hot rolled steel access covers in Style CHS1 as manufactured by EJ USA, or an approved equal, with dimensions to be field verified and shop drawings submitted for approval. Covers must be designed for H20 loading and include features such as a gas spring lift assist, cast stainless steel hold open arm with red powder coat finish, automatic locking in the open position, and grade 316 stainless steel hinges and hardware. Units will be hot dipped galvanized after fabrication.
The related federal contract opportunity is a solicitation issued by the Department of Transportation Saint Lawrence Seaway Development Corporation for the man access cover replacements described in the specifications. The solicitation includes requirements for products and services but provides no further pricing, response date or award date details.
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Other files
| File | Type | Posted |
|---|---|---|
| Cover Replacement Review Set .pdf | ||
| Davis-Bacon Act WD NY20230009.pdf | ||
| RFQ 6923G523Q1313.pdf | ||
| Past Performance Questinnaire (PPQ).pdf |
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Text version
SECTION 105900 – GALVANIZED HEAVY DUTY MAN
ACCESS COVERS
Summary of Work
This section includes the required design specifications for replacement galvanized heavy duty man access covers along the lock walls for both Eisenhower and Snell Locks.
Quality Assurance
All access covers made from heavy duty steel shall comply with the Buy American statute/clause referenced within the solicitation document.
Submittals
Contractor shall field verify existing site conditions including all dimensions required to place order for replacement access covers. Contractor shall submit dimensions to cover manufacture who shall in-turn generate shop drawings for submission and approval of owner. Contractor shall proceed after approval of submitted shop drawing
Parts
Covers shall be Style CHS1 galvanized heavy duty steel access hatch, as manufactured by EJ USA, Inc or equal.
Offerors shall submit manufacturer specifications if offering equal product for the covers referenced above.
Material Shall be hot rolled steel. Unit designed heavy duty for 20,000 + 30% Impact over 10” x 20” Footprint. Channel frame and bearing plate must be cast into and supported by concrete designed for H25 loads. Not suitable for placement in driving lane.
For ease of operation, when opening the cover, each cover shall be supplied with a heavy-duty, stainless-steel lift assist. Spring must consist of a minimum 1/2" stainless steel shaft which slides into a minimum 1" stainless steel tube. Spring must be charged with an inert gas (nitrogen}. Mechanical, torsion, or coil type springs shall not be accepted as equal. Spring design must ensure ease of maintenance.
Covers shall be equipped with a cast stainless steel hold open arm with pull handle integrated into the casting. To highlight the hold open arm feature. The entire hold open arm must be supplied with a "red" powder coat finish. Any held open arm not supplied with red powder coat finish shall not be accepted. Doors shall automatically lock open in the 90-degree position. Hold open arm shall be fastened to the frame with a 1-1/2” grade 316 stainless steel bolt.
Channel frame shall be of hot rolled steel, with a continuous 1-1/4" anchor flange. Each Steel CHS1 or approved equal style hatch is supplied with one 1-1 /2" threaded drain coupler out the bottom of channel frame.
Hinges shall be of heavy-duty cast design (butt hinges are not acceptable). Material shall be grade 316 stainless steel with a 3/8" grade 316 stainless steel pin. Hinges shall be bolted to the angle frame and diamond plate, with grade 316 stainless steel bolts and ny-lock nuts.
Each hatch shall be supplied with a grade 316 stainless steel slam lock, with keyway protected by a threaded stainless-steel plug. Plug shall be flush with the top of the 1/4" diamond plate. Slam lock shall be fastened with four grade 316 stainless steel bolts and washers. Slam locks fastened with only two bolts shall not be accepted as equal.
Each hatch shall be equipped with a cast stainless steel lift handle. The lift handle shall be flush with the top of the 1/4" diamond plate. Lift handles that are not cast stainless steel shall not be considered equal.
Unit shall be hot dipped galvanized after fabrication.
Hatch shall be supplied with ¼” bulb Rim seal gasket.
**Refer to design specification drawings for standard man access cover details. **
File details come from the government source that posted it. Updated .