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362
FW 1 |
Supersedes 362 FW 1, FWM 375, 09/21/01 Date: July 5, 2012 Series: Engineering and Construction Part 362: Bridge Safety Originating Office: Division of Engineering |
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1.1 What is the purpose of Part 362, Bridge Safety? This Part provides policy and guidelines to ensure the safety of U.S. Fish & Wildlife Service (Service) vehicular bridges.
A. This chapter provides an overview of the Service vehicular bridge safety program.
B. 362 FW 2 establishes vehicular bridge design and maintenance guidelines.
C. 362 FW 3 addresses the vehicular bridge inspection program.
1.2 What is the objective of the vehicular bridge safety program? Our objective is to ensure the safety and integrity of our vehicular bridges through design guidelines and an inspection and inventory program.
1.3 What terms do you need to know to understand this chapter?
A. Bridge:
(1) A structure and its supports spanning more than 10 feet over a depression or an obstruction, such as a river, stream, spillway, or canal, and having a passageway for carrying moving loads; or
(2) A culvert or a series of pipes over an obstruction, when the culvert or series of pipes meets certain size and spacing criteria (see Exhibit 1, 362 FW 3).
B. Bridge Maintenance: Anything that is done to prevent, delay, or reduce deterioration of bridges or bridge elements, restore the function of existing bridges, keep bridges in good condition, and extend their life.
C. Bridge Repair: Actions taken to correct a deficiency in a structural bridge element.
D. Urgent Item: Recommendation for bridge repair or maintenance to address a deficiency that poses a current threat to the strength or stability of the bridge or that involves a significant safety concern.
E. Vehicular Bridge: A structure that a vehicle can traverse that is at least as large as an automobile, even if that is not the structure’s main purpose. A structure is a vehicular bridge when it meets the following conditions:
(1) It meets the definition of a bridge in section 1.3A,
(2) It is feasible for a vehicle to get to it,
(3) There is nothing immovable or insurmountable preventing a vehicle from accessing it, and
(4) There is nothing that restricts a vehicle that is at least as large as an automobile from crossing over it.
1.4 Who is responsible for administering the vehicular bridge safety program? See Table 1-1.
1.5 How many vehicular bridges does the Service own? We own more than 700 vehicular bridges.
1.6 How are bridge maintenance, repair, and replacement needs funded? Bridge maintenance, repair, and replacement needs are funded through the National Wildlife Refuge System and National Fish Hatchery maintenance accounts, the Construction Appropriation, or other programs, as appropriate, in accordance with Service budget procedures.
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