[Code of Federal Regulations]
[Title 23, Volume 1]
[Revised as of April 1, 2002]
From the U.S. Government Printing Office via GPO Access
[CITE: 23CFR650.809]

[Page 238]
 
                           TITLE 23--HIGHWAYS
 
 CHAPTER I--FEDERAL HIGHWAY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION
 
PART 650--BRIDGES, STRUCTURES, AND HYDRAULICS--Table of Contents
 
             Subpart H--Navigational Clearances for Bridges
 
Sec. 650.809  Movable span bridges.

    A fixed bridge shall be selected wherever practicable. If there are 
social, economic, environmental or engineering reasons which favor the 
selection of a movable bridge, a cost benefit analysis to support the 
need for the movable bridge shall he prepared as a part of the 
preliminary plans.