Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Feb 22, 2022, 11:59 AM
  • 29 0226_29 0225_02222022_050813.mp4

Date
02/22/2022
W/O
941463
Weather
Dry
Operator/Surveyor
M.MARTINEZ
Sewer ID
Z01020
PipeID
P24128
Time
3:59 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 0225
Downstream MH
29 0226
Dir. of Survey
Upstream
Length Surveyed
41.4 ft.
Total Length
41.4 ft.
Structural Index
2
Structural Quick
3124
Structural Rating
11
O&M Index
4
O&M Quick
4100
O&M Rating
4
Overall Index
3
Overall Quick
Overall Rating
15
Pipe schematic from manhole 29 0225 to 29 0226
MH: 29 0225MH: 29 0226upstream0 ft. MSA - Survey Abandoned - MATCHED FOOTAGE, CAMERA UNDER WATER10.9 ft. MCU - Camera Underwater11.7 ft. MWLS - Water Level, Sag in pipe, 40 %of cross sectional area11.7 ft. MWLS - Water Level, Sag in pipe, 15 %of cross sectional area, Finish22.7 ft. CS - Crack Spiral, from 09 to 12 o'clock, within 8 inches of joint: NO29.2 ft. MWLS - Water Level, Sag in pipe, 15 %of cross sectional area, Start41.4 ft. MGO - General Observation - CONNECTION AT THE MH 11 OC'LOCK41.4 ft. MWM - Water Mark, 20 %of cross sectional area41.4 ft. MWL - Water Level, 10 %of cross sectional area41.4 ft. AMH - Downstream Manhole, Survey Begins - 29 0225

Observation photos (5)

  • Water Level, Sag in pipe, 15 %of cross sectional area, Start

    12.2 ft. - Water Level, Sag in pipe, 15 %of cross sectional area, Start

  • Crack Spiral, from 09 to 12 o'clock, within 8 inches of joint: NO

    18.7 ft. - Crack Spiral, from 09 to 12 o'clock, within 8 inches of joint: NO

  • Water Level, Sag in pipe, 40 %of cross sectional area

    29.7 ft. - Water Level, Sag in pipe, 40 %of cross sectional area

  • Camera Underwater

    30.5 ft. - Camera Underwater

  • Survey Abandoned - MATCHED FOOTAGE, CAMERA UNDER WATER

    41.4 ft. - Survey Abandoned - MATCHED FOOTAGE, CAMERA UNDER WATER

Observations (10)

DistanceCodeObservation
12.2MWLS
18.7CS
41.4MSAMATCHED FOOTAGE, CAMERA UNDER WATER
0MGOCONNECTION AT THE MH 11 OC'LOCK
0MWM
0MWL
30.5MCU
29.7MWLS
0AMH29 0225
29.7MWLS

Properties (7)

additional_info
630074022222002
custom_field_three
SEVERE SAG
custom_field_two
2
customer
1
datetime
2022-02-22T03:59:01-08:00
documentation
PRO PIPE
is_lateral_inspection
false