PD09WRGBGBEA07_Revision1.doc
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Revision 1 to Purchase Description PD09WRGBGBEA07
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REVISION 1
3 JANUARY 2012
PD09WRGBGBEA07
PURCHASE DESCRIPTION ARTICULATING STAIRCASE MAINTENANCE STANDS
16 MAY 2011
1. PARAGRAPH 1.1 SCOPE:
Change the following sentence:
From:
The maintenance stands are relatively simple structures consisting of a frame assembly, main stairway, and upper work platform.
To:
The maintenance stands are relatively simple structures consisting of a frame assembly, upper work platform, and a means of accessing the work platform.
2. PARAGRAPH 3.2 ARTICULATING STAIRCASE MAINTENANCE STAND DESCRIPTION:
Change the first sentence:
From:
The articulating staircase maintenance stand consists of a frame, mounted on casters/tires with locking brakes, a main stairway, and an upper work platform.
To:
The articulating staircase maintenance stand consists of a frame, mounted on casters/tires with locking brakes, an upper work platform, and a means of accessing the work platform.
3. PARAGRAPH 3.8.1.4 PLATFORM WORKING LOAD:
Change the following sentences:
From The two working levels shall be designed to provide a safety factor of at least four (4) times the design working load per OSHA 1910.29 and AFOSH 91-501 standards, while accomplishing any of the performance requirements stated herein. Safety factors shall be based on minimum material yield strength. Platform levels shall be designed for a minimum of 40 pounds per square foot (psf) loading criteria.
To:
The working level shall be designed to provide a safety factor of at least four (4) times the design working load per OSHA 1910.29 and AFOSH 91-501 standards, while accomplishing any of the performance requirements stated herein. Safety factors shall be based on minimum material yield strength. The platform level shall be designed for a minimum of 40 pounds per square foot (psf) loading criteria.
4. PARAGRAPH 3.8.6.4 PLATFORM ACCESS OPENING:
Change the following sentences:
From The platform access opening shall be used for the entry and exit of the platform from the articulating staircase The platform access opening shall include a means of closing / blocking the platform whenever personnel are on the platform and the staircase angle exceeds 60 degrees.
To:
The platform access opening shall be used for the entry and exit of the platform. The platform access opening shall include a means of closing / blocking the platform whenever personnel are on the platform and the means of accessing the work platform exceeds an angle of 60 degrees.
TODD BALDUCCI \ WR-ALC / GRVEA \ 478-222-1370 (DSN 472-1370) \ 3 JANUARY 2012.
File details come from the government source that posted it. Updated .