Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 25, 2021, 09:18 AM
  • 20 0040_20 0039_06252021_022715.mp4

Date
06/25/2021
W/O
901261
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18961
Time
2:18 AM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K9007
Sewer Name
20 TRUNK "A"
City
PALMDALE
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
03
Purpose
Routine Assessment
Project
RFIR_WO_901261_TV20063_JUL2021
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
30 in.
Width
30 in.
Upstream MH
20 0040
Downstream MH
20 0039
Dir. of Survey
Downstream
Length Surveyed
7.3 ft.
Total Length
7.3 ft.
Structural Index
3
Structural Quick
5132
Structural Rating
15
O&M Index
5
O&M Quick
5200
O&M Rating
10
Overall Index
4
Overall Quick
Overall Rating
25
Pipe schematic from manhole 20 0040 to 20 0039
MH: 20 0040MH: 20 0039downstream0 ft. MWL - Water Level, 30 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 00402 ft. DSZ - Deposits Settled Other, 35 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - DEBRIS UNDER WATER2 ft. SAP - Surface Aggregate Projecting, from 10 to 02 o'clock, within 8 inches of joint: YES, Start2 ft. SSS - Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: YES, Start2 ft. SRVM - Surface Reinforcement Visible Mechanical, at 01 o'clock, within 8 inches of joint: YES - POSSIBLY IN OTHER AREAS OF LINE (SURVEY LIMITED -ABANDONED...).2 ft. MWM - Water Mark, 40 %of cross sectional area7.3 ft. SAP - Surface Aggregate Projecting, from 10 to 02 o'clock, within 8 inches of joint: YES, Finish7.3 ft. SSS - Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: YES, Finish7.3 ft. DSZ - Deposits Settled Other, 35 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish7.3 ft. MSA - Survey Abandoned - DUE TO DEBRIS/SLUDGE.

Observation photos (2)

  • Deposits Settled Other,  35 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start - DEBRIS UNDER WATER

    2 ft. - Deposits Settled Other, 35 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - DEBRIS UNDER WATER

  • Survey Abandoned - DUE TO DEBRIS/SLUDGE.

    7.3 ft. - Survey Abandoned - DUE TO DEBRIS/SLUDGE.

Observations (11)

DistanceCodeObservation
7.3SAP
2DSZDEBRIS UNDER WATER
0MWL
7.3SSS
2SAP
2SSS
7.3DSZ
2SRVMPOSSIBLY IN OTHER AREAS OF LINE (SURVEY LIMITED -ABANDONED...).
2MWM
7.3MSADUE TO DEBRIS/SLUDGE.
0AMH20 0040

Properties (7)

additional_info
630069062421202
custom_field_three
abandoned due to debris
custom_field_two
5
customer
1
datetime
2021-06-25T02:18:25-07:00
documentation
PRO PIPE
is_lateral_inspection
false