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TranSystems Corporation - LGM Construction

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501070099 Federal Express Oakland Sort Expansion Issued for Bid 10/11<br />

1.11 PENETRATIONS IN FIRE WALLS<br />

A. Cut and patch penetrations in firewalls created by work as required to maintain the rating of the<br />

firewall. Penetrations shall be completed in strict accordance to UL standards.<br />

1.12 ROOF PENETRATIONS<br />

A. Coordinate the installation of penetrations and services through the roof with the trades involved.<br />

The work under this Section shall include location and cutting of openings in the roof deck,<br />

installation of materials provided under this Division, and the coordination and communication<br />

required to provide adequate clearances and sealing of the openings. Wood blocking installation,<br />

sealing and flashing of the service penetrations are specified and installed under other Divisions.<br />

B. Completed areas of roofing shall not be cut or penetrated unless they can be sealed and<br />

completely flashed immediately after installation.<br />

C. Installation of seals and flashing shall be completed only by Contractors authorized by the roofing<br />

system manufacturer to perform work on the roofing system.<br />

1.13 WALL PENETRATIONS<br />

A. Penetration openings in walls shall be required by this Division. It is the responsibility of the<br />

specific Section requiring a penetration opening to locate and cut all such openings. All<br />

penetration openings shall have true, square walls and edges.<br />

B. The Contractor cutting the penetration opening shall have the total responsibility for the insulating<br />

and proper re-sealing and re-establishment of the watertight continuity of the penetration opening.<br />

C. Penetrations shall be as herein specified or as otherwise detailed on the Drawings.<br />

1.14 COORDINATION AMONG TRADES<br />

A. Coordinate work with that of other trades so that all work may be installed to ensure concealment<br />

within the space provided in the most direct manner and so that interference between piping,<br />

ducts, equipment, and architectural or structural features will be avoided. In case interferences or<br />

conflicts develop, the Engineer shall decide which work is to be relocated, regardless of which is<br />

first installed. This work shall be relocated without additional expense to the Owner.<br />

1.15 CONFLICTS WITH EXISTING PRODUCTS<br />

A. Completion of work required under this Division shall require locating products<br />

(equipment/materials) within the existing facility. It is to be understood that all conflicts and<br />

obstructions have not been completely delineated on the Drawings. Relocate such conflicting/<br />

obstructing products as required for completion of installation of work under this Division whether<br />

shown on the Drawing or not as required for good installation practices. Product relocation shall<br />

be in accordance to applicable code requirements and governing authorities and subject to the<br />

approval of the Engineer.<br />

GENERAL PROVISIONS – MECHANICAL 15010-5

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