Questions and Answers.pdf

Q&A for Track Well Bridge

1. What is the required finish for the steel framing?

Mill finish free of rust.

2. Are the dimensions on the plans correct, or should they be verified?

SOW requires field verification. As indicated in the description of Figure 1.

3. Who is responsible for supplying and installing the grout under the post bases?

Awarded Contractor.

4. Will the existing bridge steel be hauled o -site or disposed of on-site?

Contractor is responsible for disposal o site.

5. Is the existing bridge the same size as the new bridge?

New bridge size is identified in Figure 1 and is considered a direct replacement for the bridge that will be demolished. Field Verification is required.

6. Is the bridge located inside or outside the naval base gate?

Bridge is inside the installation within building 41.

7. Will any special safety meetings or additional requirements be needed for site access?

Installation access is defined in SOW para 4.1 Installation Access. Contractor is responsible for all safety meetings that pertain to the means and methods chosen to accomplish this work.

8. What is the required design for the access hatch?

Must have the same rated capacity as the Bridge.

9. Will an actuator station be needed if powered?

Please provide additional information.

10. Will additional framing be required to support the hatch?

Hatch must support the same load as the bridge.

11. Is there power available in the existing truck well?

Power is available at the worksite for tools, lighting, and construction activities.

Power availability within the track well is unknown.

12. Is lighting required under the bridge?

Permanent Lighting is not required. Contractor is responsible for lighting during construction to make a safe work environment.

13. Should the bridge design follow the supplied drawings exactly, or is re-engineering required?

Figure one references that the drawing provided is a concept. Engineer stamped shop drawings submitted for approval are required as part of the contract.

14. What is the overall width of the door threshold?

not more than 96" wide door frame

15. Are there any safety concerns regarding the operable section exceeding 200 pounds?

Unclear what portion of the project is referenced by this question.

16. How should the hinge be protected from potential damage by vehicle tra ic?

Size the hinge to withstand the loading of a 10,000lb forklift carrying a 6,000lb load.

17. Is a 3/8” plate for the threshold su icient for military vehicle tra ic, or should modifications be considered?

Figure 2 is provided with conceptual dimensions. The threshold must be able to support 10,000 lb forklift tra ic with a 6,000lb load. The contractor is responsible for verification and developing engineer stamped fabrication drawings.

18. Does the Gov’t have a preference/requirement for the finish on the support legs for the platform?

Reference RFI #1 answer. “Mill finish free of rust”