Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0May 17, 2017, 10:07 AM
Date
05/17/2017
W/O
635495
Weather
Dry
Operator/Surveyor
JUAN B
Sewer ID
Z00942
PipeID
P11180
Time
3:07 AM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K4529
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.
25
Purpose
Routine Assessment
Project
WO_635495_TV22079_MAY2017
Material
NRCP
Shape
Circular
Height
20 in.
Width
20 in.
Upstream MH
H 0772
Downstream MH
H 0771
Dir. of Survey
Downstream
Length Surveyed
1078.1 ft.
Total Length
1078.1 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 0772 to H 0771
MH: H 0772MH: H 0771downstream0 ft. AMH - Upstream Manhole, Survey Begins - H 07720 ft. MWM - Water Mark, 35 %of cross sectional area0 ft. MWL - Water Level, 10 %of cross sectional area3 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start8.7 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start102 ft. DSF - Deposits Settled Fine, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start214.2 ft. DSF - Deposits Settled Fine, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish1078.1 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish1078.1 ft. AMH - Downstream Manhole, Survey Ends - H 07711078.1 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish

Observation photos (3)

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

    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

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

  • Deposits Settled Fine,  10 %of cross sectional area, from 05 to 07 o'clock,  , within 8 inches of joint: YES, Start

    102 ft. - Deposits Settled Fine, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start

Observations (10)

DistanceCodeObservation
102DSF
1078.1DAGS
8.7SRI
0AMHH 0772
0MWM
0MWL
3DAGS
1078.1AMHH 0771
1078.1SRI
214.2DSF

Properties (5)

additional_info
SC340743
custom_field_two
4
customer
LACSD
datetime
2017-05-17T03:07:24-07:00
sewer_category
Gravity