Amendment_3.pdf

Northern California Service Center Ops Building Roof Replacement

AG-9AC7-S-17-0046

Amendment 3

Add the following to C.1 Scope of Work

Roof Alternative -

The roof may be a Sprayed Foam Roof with a waterproof Coating System. A minimum average thickness of 2.0 inches of sprayed foam and acrylic elastomeric topcoat sprayed at a minimum of 2.0 gallons per square is required.

Roof Requirement for both Roof Alternatives -

Recycling of the old roof is preferred. The new roof is to be a white, durable roof. Walkways may be a contrasting color.

Skylights -

Existing skylights are to be replaced with like kind skylights. There are approximately 32 polycarbonate skylights with most of them being 4’x8’. Some skylights are 4’x4’. It is the contractor’s responsibility to verify quantity and size of lights. Payment of skylights will be per each.

Warranty –

The roof shall be warranted against leaks for a minimum of 10 years.

Revise the following in Section M: Evaluation Factors for Award

Technical Evaluation Factors

Technical Approach:

(e) Please describe in detail your approach towards installing reinforced fabric roofing systems or sprayed foam roof with a waterproof coating system. The Government should be able to fully understand the roof type you are proposing.