Attachment A Amendment 1.docx

Attachment A Amendment for Solicitations AG-0489-S-10-0390, Amendment 2 AG-0489-S-10-0395, Amendment 1 AG-0489-S-10-0397, Amendment 1 AG-0489-S-10-0398, Amendment 1 Dated 4/29/2010

Change to section C.1;

Delete last sentence and replace with the following;

Furnish one set of as built plans for each bridge site.

Change to section C.4.C;

Delete entire section C.4.C Change to section C.5.c;

Delete entire section and replace with the following;

See FS supplemental specification 104.03 for specifications for the as-built drawings required. Furnish one set of as built plans for each bridge site. Use red pencil or red ink to record the information on the as-built plans as prescribed in section 104.03. Retain the plans at the project site and, as work progresses, continually update them to reflect the as-built details.

Change to section C.5.e;

Change “number of copies to section” for As-Built Plans from 4, to 1.

Changes to supplemental specifications attachment;

- Added supplemental specification 104.03 for as built drawing specifications

- Added wording to 203.01 to clarify that tree will be left in place.

- Change to wording of 552.04-Casting Yard, changes to requirements for plant certification. See next page.

Amendment information for all 4 installation contracts (also to be included in Compass/Crater Am#2);

Change to 552.04 – Remove current casting yard requirement and replace with the following;

Casting Yard. The precasting of concrete structural members may only be done at a plant that has a PCI certification, a NPCA (National Precast Concrete Association) certification, or a WSDOT certification for precast concrete. The use of more than one yard will require FS approval. Please contact the COR for approval if you have plans to use more than one yard.

Add section C.15 (Or C.XX on other 3 contracts) – Add to all 4 installation contracts C.15 Preliminary Design Data – Beam Size ESTIMATES The following information is provided for initial estimation purposes only, to provide a ballpark figure for what the final design beam size will likely be for each particular bridge length. Important to note is that this information comes from preliminary design data and is still subject to change as the design is finalized and approved. This weight does not include any additional material such as diaphragms, stiffeners, and/or other hardware.

52’ -> W27x84 -> 84lb/ft x 52' = 4,368lb/ea beam

The following should be inserted into the above section (C.15 or C.XX) for each particular contract as stated below;

Remove previous math and insert the following information for Davis/Johnson Contract;

72’ -> W33x118 -> 118lb/ft x 72' = 8,496lb/ea beam Remove previous math and insert the following information for Silver/Willame Contract;

88’ -> W36x150 -> 150lb/ft x 88' = 13,200lb/ea beam

Remove previous math and insert the following information for Langille/E. Canyon/E. Canyon #2 Contract;

Add section C.16 (or C.XX on other 3 contracts) – Add to all 4 installation contracts

C.16 Availability of Government supplied Bridge structures All government supplied steel superstructures will be delivered to the forest and available by no later than July 9th, 2010.