Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0May 11, 2017, 09:23 AM
Date
05/11/2017
W/O
635495
Weather
Dry
Operator/Surveyor
JUAN B
Sewer ID
Z00942
PipeID
P11189
Time
2:23 AM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K4523
Sewer Name
H JOINT OUTFALL H - UNIT 9C
City
COVINA
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 22
Page No.
27
Purpose
Routine Assessment
Project
WO_635495_TV22079_MAY2017
Material
NRCP
Shape
Circular
Height
20 in.
Width
20 in.
Upstream MH
H 0780
Downstream MH
H 0781
Dir. of Survey
Upstream
Length Surveyed
695.7 ft.
Total Length
695.7 ft.
Structural Index
1
Structural Quick
1100
Structural Rating
1
O&M Index
2
O&M Quick
2200
O&M Rating
4
Overall Index
2
Overall Quick
Overall Rating
5
Pipe schematic from manhole H 0780 to H 0781
MH: H 0780MH: H 0781upstream0 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish0 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish0 ft. LL - Alignment Left, 15 %, Finish0 ft. AMH - Upstream Manhole, Survey Ends - H 078160.1 ft. LL - Alignment Left, 15 %, Start668.6 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start691.4 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start695.7 ft. MWL - Water Level, 5 %of cross sectional area695.7 ft. MWM - Water Mark, 35 %of cross sectional area695.7 ft. AMH - Downstream Manhole, Survey Begins - H 0780

Observation photos (3)

  • Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    4.3 ft. - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

  • Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    27.1 ft. - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

  • Alignment Left, 15 %, Start

    635.6 ft. - Alignment Left, 15 %, Start

Observations (10)

DistanceCodeObservation
0MWL
695.7DAGS
695.7SRI
4.3DAGS
635.6LL
27.1SRI
695.7LL
0MWM
695.7AMHH 0781
0AMHH 0780

Properties (5)

additional_info
SC340737
custom_field_two
4
customer
LACSD
datetime
2017-05-11T02:23:56-07:00
sewer_category
Gravity