Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Feb 22, 2022, 11:43 AM
  • 29 0226_29 0225_02222022_044926.mp4

Date
02/22/2022
W/O
941463
Weather
Dry
Operator/Surveyor
M.MARTINEZ
Sewer ID
Z01020
PipeID
P24128
Time
3:43 AM
Certificate
U-115-06022794
System Owner
1
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K9743
Sewer Name
29 WALNUT AVENUE SEWER
City
SIGNAL HILL
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 29
Page No.
01
Purpose
Routine Assessment
Project
RFIR_WO_941463_TV29098_MAR2022
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
10 in.
Width
10 in.
Upstream MH
29 0226
Downstream MH
29 0225
Dir. of Survey
Downstream
Length Surveyed
10.6 ft.
Total Length
10.6 ft.
Structural Index
2
Structural Quick
2211
Structural Rating
5
O&M Index
4
O&M Quick
4100
O&M Rating
4
Overall Index
2
Overall Quick
Overall Rating
9
Pipe schematic from manhole 29 0226 to 29 0225
MH: 29 0226MH: 29 0225downstream0 ft. MWL - Water Level, 40 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 29 02260 ft. MWM - Water Mark, 40 %of cross sectional area2 ft. MWLS - Water Level, Sag in pipe, 30 %of cross sectional area, Start4 ft. CC - Crack Circumferential, from 10 to 02 o'clock, within 8 inches of joint: YES10.6 ft. MSA - Survey Abandoned - CAMERA UNDERWATER10.6 ft. MWLS - Water Level, Sag in pipe, 30 %of cross sectional area, Finish10.6 ft. MCU - Camera Underwater

Observation photos (4)

  • Water Level, Sag in pipe, 30 %of cross sectional area, Start

    2 ft. - Water Level, Sag in pipe, 30 %of cross sectional area, Start

  • Crack Circumferential, from 10 to 02 o'clock, within 8 inches of joint: YES

    4 ft. - Crack Circumferential, from 10 to 02 o'clock, within 8 inches of joint: YES

  • Survey Abandoned - CAMERA UNDERWATER

    10.6 ft. - Survey Abandoned - CAMERA UNDERWATER

  • Camera Underwater

    10.6 ft. - Camera Underwater

Observations (8)

DistanceCodeObservation
4CC
10.6MSACAMERA UNDERWATER
0MWL
0AMH29 0226
0MWM
10.6MWLS
10.6MCU
2MWLS

Properties (7)

additional_info
630074022222002
custom_field_three
SEVERE SAG
custom_field_two
2
customer
1
datetime
2022-02-22T03:43:37-08:00
documentation
PRO PIPE
is_lateral_inspection
false