Vehicle movement and right-of-way use. 



B-42 To clear and keep clear the lands within the right-of-way to 

 the extent and in the manner directed by the refuge manager. 



B-43 To take such soil and resource conservation and protection 

 measures, including weed control on the land covered by the 

 right-of-way, as the refuge manager may request. 



B-44 All work shall be done with a minimum production of turbidity 

 in marsh waters. 



B-46 That right-of-way shall be for the specific use described and 

 may not be construed to include the further right to authorize 

 any other use within the right-of-way unless approved in writing 

 by the regional director. 



B-47 All road building equipment will be confined to the immediate 

 area of construction. 



Leveling. 



B-48 Grade and level only as absolutely needed, taking advantage of 

 the abundant salt grass for support. Only if needed, build an 

 earthen levee or pad, drillsite or roadway. 



Roadway specifications. 



B-49 Three road level bridges for marsh drainage and water movement 

 are required. 



B-50 Culverts will be installed along access road to allow marsh 

 drainage where necessary. 



B-52 A board road requires a minimum 6-m (20-ft) and preferably 7.5-m 

 (25-ft) top. 



B-55 Require a minimum 10. 6-m (35-ft) berm from levee to borrow pit. 



B-56 The distance between the edge of the road on the levee and the 

 edge of the canal should be 15.2 m (50 ft). 



349 



