questions.pdf

Pawnee Bird Tour Prebid Meeting

Conducted 10/06/09

Questions & Answers:

Start of work/Contract time

- The recommended contract time is 120 days. The desired date for starting work is immediately (October of 2009).

Regarding staking requirements

- Per section 152.03 “Survey and Staking Requirements” of the Standard

Specifications; Stationing shall be placed at 250’ intervals and places of special interest, including but not limited to wetland areas, kiosk/interpretive sites, sign locations, and cattle guards.

Aggregate gradations

- Per section 324.03 “General Construction Requirements” of the Standard

Specifications; Approval shall be requested in writing for the roadbed before placing aggregate…Submit aggregate gradations for approval by the CO.

- See section 703 for any and all gradation requirements. All material sources must meet aesthetic and physical characteristics set forth in the specs.

Incidental removal and replacement of obstructions/Disposing of unsuitable material

- Removal and replacement of reusable roadway signs within the proposed roadway prism will be the responsibility of the Government.

- Section 203.02 “Disposing of Material” of the Standard Specifications; waste on site, scatter sod, unsuitable material and other debris outside of the roadway but within the Right-of-Way as directed by the CO.

Measurement of aggregate

- Under section 324.08 “Measurement” of the Standard Specifications; If the measurement for aggregate is by cubic yard using contract quantities then measure aggregate by the cubic yard in-place once compacted.

- Contractor quality control for the 6 inch depth of surface course is at the discretion of the contractor. Aggregate depths will by physically tested upon project inspection.

Road reconditioning subgrade prep as related to water control/compaction

- Under section 204.11(b) “Compaction B” of the Standard Specifications;

Adjust the moisture content of the material to obtain a mass that will not visibly deflect under the load of the hauling and spreading equipment…make at least three complete passes.