Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 22, 2017, 07:09 AM
  • 22 1381_22 1380 _09222017_002919.mp4

Date
09/22/2017
W/O
658224
Weather
Dry
Operator/Surveyor
JUAN B
Sewer ID
Z00806
PipeID
P16499
Time
12:09 AM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K4982
Sewer Name
22 DISTRICT #22 MAIN RELIEF TRUNK
City
COVINA
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 22
Page No.
32
Purpose
Routine Assessment
Project
WO_658224_TV22095_SEP2017
Material
Reinforced Concrete Pipe
Shape
Circular
Height
24 in.
Width
24 in.
Upstream MH
22 1381
Downstream MH
22 1380
Dir. of Survey
Downstream
Length Surveyed
11.9 ft.
Total Length
11.9 ft.
Structural Index
1
Structural Quick
1100
Structural Rating
1
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
2
Overall Quick
Overall Rating
3
Pipe schematic from manhole 22 1381 to 22 1380
MH: 22 1381MH: 22 1380downstream0 ft. AMH - Upstream Manhole, Survey Begins - 22 13810 ft. MWM - Water Mark, 25 %of cross sectional area0 ft. MWL - Water Level, 15 %of cross sectional area11.9 ft. DAGS - Deposits Attached Grease, 0 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES11.9 ft. AMH - Downstream Manhole, Survey Ends - 22 138011.9 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES

Observation photos (2)

  • Deposits Attached Grease, 0 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES

    11.9 ft. - Deposits Attached Grease, 0 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES

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

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

Observations (6)

DistanceCodeObservation
0AMH22 1381
0MWM
11.9DAGS
11.9AMH22 1380
0MWL
11.9SRI

Properties (6)

additional_info
SC345974
custom_field_two
3
customer
LACSD
datetime
2017-09-22T00:09:19-07:00
sewer_category
Gravity
year_laid
29888