Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 31, 2020, 08:46 AM
  • 20 0070_20 0069_03312020_020734.mp4

Date
03/31/2020
W/O
818456
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18991
Time
1:46 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K7507
Sewer Name
20 TRUNK "A"
City
PALMDALE
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
02
Purpose
Routine Assessment
Project
RFIR_WO_818456_TV20023_MAR2020
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
18 in.
Width
18 in.
Upstream MH
20 0070
Downstream MH
20 0069
Dir. of Survey
Downstream
Length Surveyed
165.9 ft.
Total Length
165.9 ft.
Structural Index
3
Structural Quick
3F2F
Structural Rating
165
O&M Index
3
O&M Quick
3100
O&M Rating
3
Overall Index
3
Overall Quick
Overall Rating
168
Pipe schematic from manhole 20 0070 to 20 0069
MH: 20 0070MH: 20 0069downstream0 ft. MWM - Water Mark, 10 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 00700 ft. MWL - Water Level, 5 %of cross sectional area2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start35 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"87.9 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"136 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"165.4 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES - DEBRIS UNDER WATER165.4 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish165.4 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish165.9 ft. MSA - Survey Abandoned - DUE TO DEBRIS

Observation photos (4)

  • Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    2 ft. - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

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

    2 ft. - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

  • Deposits Settled Other,  15 %of cross sectional area, from 05 to 07 o'clock,  , within 8 inches of joint: YES - DEBRIS UNDER WATER

    165.4 ft. - Deposits Settled Other, 15 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES - DEBRIS UNDER WATER

  • Survey Abandoned - DUE TO DEBRIS

    165.9 ft. - Survey Abandoned - DUE TO DEBRIS

Observations (12)

DistanceCodeObservation
0MWM
0AMH20 0070
165.4DSZDEBRIS UNDER WATER
87.9TFC
35TFC
0MWL
165.9MSADUE TO DEBRIS
2SAP
2SSS
165.4SSS
136TFC
165.4SAP

Properties (6)

additional_info
SC398847
custom_field_two
2
customer
LACSD
datetime
2020-03-31T01:46:46-07:00
documentation
PRO PIPE
is_lateral_inspection
false