Please Contact_______________

+  ORVA

Attn: Chris Claybaker, President

PO Box 913

Camden, AR 71701

Phone: 870-837-5500

 

OUACHITA-BLACK NAVIGATION SYSTEM

Pertinent Elevations at Locks and Dams

 

Jonesville L&D

Mile 25

Columbia L&D

Mile 117.2

Felsenthal L&D

Mile 226.8

H.K. Thatcher L&D

Mile 281.7

Upper Navigation Pool 34.0 52 65 77
Lower Navigation Pool 4 34 52 65
Upper Lock Sill 16 34 47 59
Lower Lock Sill -11 21 39 52
Top of Lock Wall 42 64 79 85
Top of Miter Gates 42 64 79 85
Concrete Spillway Elevation 28.5 50.5 64 71
Top of Closed Spillway Gates 33.5 50.5 69 77
Embankment Elevation 50 60 65 79

Note: All elevations are in NGVD.
Spillways are hinged crest or fixed weir elevations

ALL LOCKS ARE 84’ WIDE AND 600 FEET LONG

RECREATIONAL FACILITIES:

Name, Location, Available Facilities including Wildlife Refuges and private facilities available to public (NOTE: THIS INFO WILL BE PROVIDED LATER)

© Copyright2005.ORVA.All rights reserved.