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Attachment 1: Specifications - Metropolitan Washington Airports ...

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DCA TERMINAL A IMPROVEMENTS (NEAR TERM) 10 AUGUST 2012<br />

TASK ORDER 03: LOBBY IMPROVEMENTS – PKG 4 - CURBSIDE CHECK-IN<br />

RONALD REAGAN WASHINGTON NATIONAL AIRPORT<br />

PROJECT DT1203<br />

B. Clean internal surfaces of manholes, including sump. Remove foreign material.<br />

PART 4 - CONTRACTOR’S QUALITY CONTROL REQUIREMENTS<br />

4.1 QUALITY CONTROL<br />

A. Comply with applicable provisions of Division 01 Section “Quality Requirements” for<br />

requirements for Contractor Quality Control Program.<br />

B. Perform the following field tests and inspections and prepare test reports:<br />

1. Demonstrate capability and compliance with requirements on completion of installation<br />

of underground ducts and utility structures.<br />

2. Pull aluminum or wood test mandrel through duct to prove joint integrity and test for outof-round<br />

duct. Provide mandrel equal to 80 percent fill of duct. If obstructions are<br />

indicated, remove obstructions and retest.<br />

3. Test manhole grounding to ensure electrical continuity of grounding and bonding<br />

connections. Measure and report ground resistance as specified in Section 26 05 26<br />

"Grounding and Bonding for Electrical Systems."<br />

C. Correct deficiencies and retest as specified above to demonstrate compliance<br />

END OF SECTION 26 05 43<br />

UNDERGROUND DUCTS AND RACEWAYS FOR ELECTRICAL<br />

SYSTEMS<br />

26 05 43 - 6

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