Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Nov 9, 2021, 07:33 PM
  • 29 0237_29 0150_1192021_115409.mp4

Date
11/09/2021
W/O
0917249
Weather
Dry
Operator/Surveyor
SANTIAGO OBREGON
Sewer ID
Z01117
PipeID
P24140
Time
11:33 AM
Certificate
U-1014-06022541
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
H2012
Sewer Name
29 REDONDO AVENUE SEWER
City
SIGNAL HILL
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 29
Page No.
03
Purpose
Routine Assessment
Project
20211109SHO_REDONDO_AVENUE_SEWER
Material
Vitrified Clay Pipe
Shape
Circular
Height
8 in.
Upstream MH
29 0237
Downstream MH
29 0150
Dir. of Survey
Downstream
Length Surveyed
216.5 ft.
Total Length
216.5 ft.
Structural Index
4
Structural Quick
4100
Structural Rating
4
O&M Index
4
O&M Quick
5121
O&M Rating
7
Overall Index
4
Overall Quick
Overall Rating
11
Pipe schematic from manhole 29 0237 to 29 0150
MH: 29 0237MH: 29 0150downstream0 ft. MWM - Water Mark, 10 %of cross sectional area0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - MH 237159.7 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 02 to 10 o'clock, , within 8 inches of joint: YES, Start159.7 ft. MWM - Water Mark, 90 %of cross sectional area187.6 ft. MWLS - Water Level, Sag in pipe, 80 %of cross sectional area, Start216.5 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 02 to 10 o'clock, , within 8 inches of joint: YES, Finish216.5 ft. MSA - Survey Abandoned - CAMERA UNDERWATER, WATER IS TOO HIGH DUE TO A CROSS CONNECTION OR SAG216.5 ft. MWLS - Water Level, Sag in pipe, 80 %of cross sectional area, Finish

Observation photos (2)

  • Water Level, 10 %of cross sectional area

    0 ft. - Water Level, 10 %of cross sectional area

  • Water Mark, 90 %of cross sectional area

    159.7 ft. - Water Mark, 90 %of cross sectional area

Observations (9)

DistanceCodeObservation
0MWM
0MWL
216.5DAGS
159.7DAGS
216.5MSACAMERA UNDERWATER, WATER IS TOO HIGH DUE TO A CROSS CONNECTION OR SAG
159.7MWM
187.6MWLS
0AMHMH 237
216.5MWLS

Properties (5)

custom_field_two
5
customer
LACSD
datetime
2021-11-09T11:33:14-08:00
documentation
OBREGON, IGNACIO, RUVALCABA, RAMIREZ
is_lateral_inspection
false