SURFACE-WATER FIELD TECHNIQUES

Clear Creek near Golden, Colorado - n = 0.050

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Site Description

 

Station name	Clear Creek near Golden, Colorado
Station number	6-7195
Gage location	Lat 39°45'05'', long 1105°14'55'', in NE 1/4 sec. 32, T. 3 S., R. 70 W., on left bank 0.5 mile downstream from Golden Canal diversion and 1 mile west of Golden. Section 12 is about 3.5 miles upstream from gage.
Drainage area	399 sq mi
Date of flood	May 26, 1958
Gage height	5.25 ft at gage; 61.70 ft (different datum) at section 15.
Peak discharge	1,380 cfs
Computed roughness coefficient	Manning n = 0.050
Description of channel	Bed and banks are composed of angular boulders as much as 2 ft in diameter.

Introduction Page || Site Description || Reach Properties
Plan Sketch and Cross Sections || Site Photos

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Reach Properties

 

Section	Area (sq ft)	Top Width (ft.)	Mean depth (ft)	Hydraulic radius (ft)	Mean velocity (ft per sec)	Lenght (ft) between sections	Fall (ft) between sections
12	200	43	4.6	4.22	6.90	.......	.....
13	206	50	4.1	3.83	6.70	47	0.85
14	183	52	3.5	3.29	7.54	39	.65
15	184	51	3.6	3.36	7.50	46	.65
16	184	55	3.3	2.69	7.50	32	.60

Introduction Page || Site Description || Reach Properties
Plan Sketch and Cross Sections || Site Photos

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Plan Sketch and Cross Sections

Introduction Page|| Site Description || Reach Properties
Plan Sketch and Cross Sections || Site Photos

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Site Photos