Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 25, 2021, 10:40 AM
  • 20 0039_20 0038_06252021_034739.mp4

Date
06/25/2021
W/O
901261
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18960
Time
3:40 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 0038
Downstream MH
20 0039
Dir. of Survey
Upstream
Length Surveyed
7.7 ft.
Total Length
7.7 ft.
Structural Index
0
Structural Quick
0000
Structural Rating
0
O&M Index
3
O&M Quick
4131
O&M Rating
11
Overall Index
3
Overall Quick
Overall Rating
11
Pipe schematic from manhole 20 0038 to 20 0039
MH: 20 0038MH: 20 0039upstream0 ft. DSZ - Deposits Settled Other, 20 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES - DEBRIS/SLUDGE0 ft. MSA - Survey Abandoned - DUE TO DEBRIS/SLUDGE0 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 12 to 12 o'clock, , within 8 inches of joint: YES, Finish5.7 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 12 to 12 o'clock, , within 8 inches of joint: YES, Start5.7 ft. MGO - General Observation - SLOW OCCASIONAL "DRIPPING" OBSERVED DURING THIS LIMITED (ABANDONED) SURVEY FROM 11 - 1 O'CLOCK. POSSIBLY DUE TO CONDENSATION / AGGREGATE FALLING /...).7.7 ft. AMH - Downstream Manhole, Survey Begins - 20 00387.7 ft. MWM - Water Mark, 70 %of cross sectional area7.7 ft. MWL - Water Level, 40 %of cross sectional area

Observation photos (3)

  • Deposits Attached Grease, 5 %of cross sectional area, from 12 to 12 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 12 to 12 o'clock, , within 8 inches of joint: YES, Start

  • Deposits Settled Other,  20 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES - DEBRIS/SLUDGE

    7.7 ft. - Deposits Settled Other, 20 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES - DEBRIS/SLUDGE

  • Survey Abandoned - DUE TO DEBRIS/SLUDGE

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

Observations (8)

DistanceCodeObservation
0AMH20 0038
2DAGS
7.7DSZDEBRIS/SLUDGE
7.7MSADUE TO DEBRIS/SLUDGE
0MWM
2MGOSLOW OCCASIONAL "DRIPPING" OBSERVED DURING THIS LIMITED (ABANDONED) SURVEY FROM 11 - 1 O'CLOCK. POSSIBLY DUE TO CONDENSATION / AGGREGATE FALLING /...).
7.7DAGS
0MWL

Properties (7)

additional_info
630069062421202
custom_field_three
abandoned due to debris
custom_field_two
5
customer
1
datetime
2021-06-25T03:40:03-07:00
documentation
PRO PIPE
is_lateral_inspection
false