SURFACE-WATER FIELD TECHNIQUES

Provo River near Hailstone, Utah - n = 0.045; 0.073

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Site Description

 

Station name	Provo River near Hailstone, Utah
Station number	10-1550
Gage location	Lat 40°36', long 111°22', in SE 1/4 sec. 34, T. 2 S., R. 5 E., on right bank 3 miles upstream from Ross Creek and Hailstone. Section 1 is about 120 ft upstream from gage.
Drainage area	233 sq mi
Date of flood	June 13, October 7, 1952
Gage height	4.66 ft at gage; 5.66 ft, 2.14 ft at section 1.
Peak discharge	1,200 cfs, 64.8 cfs
Computed roughness coefficient	Manning n = 0.045; n = 0.073
Description of channel	Bed and banks consist of smooth rounded rocks as much as 1 ft in diameter. Some undergrowth is below water elevatios of June 13.

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

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Reach Properties

June 13, 1952

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
1	184	47	3.9	3.70	6.52	.......	.....
3	171	49	3.5	3.33	7.02	88	0.67
5	173	55	3.1	3.02	6.95	109	1.04
7	173	48	3.6	3.43	6.95	117	1.10
9	183	55	3.3	3.22	6.56	116	1.04

October 7, 1952

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
1	36	38	1.0	0.95	1.79	.......	.....
3	38	34	1.1	1.10	1.70	88	0.32
5	34	32	1.1	.82	1.90	109	0.40
7	34	39	.9	.86	1.91	117	1.28
9	31	41	.8	.76	2.08	116	1.12

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