Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Aug 30, 2021, 12:24 PM
  • 20 0039_20 0038_08302021_054510.mp4

Date
08/30/2021
W/O
913489
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18960
Time
5:24 AM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K9249
Sewer Name
20 TRUNK "A"
City
PALMDALE
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
03
Purpose
Routine Assessment
Project
CA_WO_913489
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
30 in.
Width
30 in.
Upstream MH
20 0039
Downstream MH
20 0038
Dir. of Survey
Downstream
Length Surveyed
252.6 ft.
Total Length
252.6 ft.
Structural Index
0
Structural Quick
0000
Structural Rating
0
O&M Index
2
O&M Quick
4B2I
O&M Rating
152
Overall Index
2
Overall Quick
Overall Rating
152
Pipe schematic from manhole 20 0039 to 20 0038
MH: 20 0039MH: 20 0038downstream0 ft. MWM - Water Mark, 50 %of cross sectional area0 ft. MWL - Water Level, 30 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 00392 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 12 to 12 o'clock, , within 8 inches of joint: YES, Start157.5 ft. TFC - Tap Factory Made Capped, at 12 o'clock, -, within 8 inches of joint: NO, 6"194.7 ft. DSZ - Deposits Settled Other, 25 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - SLUDGE252.6 ft. MSA - Survey Abandoned - DUE TO DEBRIS252.6 ft. DSZ - Deposits Settled Other, 25 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish252.6 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 12 to 12 o'clock, , within 8 inches of joint: YES, Finish

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,  25 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start - SLUDGE

    194.7 ft. - Deposits Settled Other, 25 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - SLUDGE

  • Survey Abandoned - DUE TO DEBRIS

    252.6 ft. - Survey Abandoned - DUE TO DEBRIS

Observations (9)

DistanceCodeObservation
252.6MSADUE TO DEBRIS
194.7DSZSLUDGE
0MWM
157.5TFC
0MWL
2DAGS
0AMH20 0039
252.6DSZ
252.6DAGS

Properties (7)

additional_info
630069083021001
custom_field_three
SLUDGE/ SPALLING -REVERSAL COMPLETED
custom_field_two
3
customer
1
datetime
2021-08-30T05:24:13-07:00
documentation
PRO PIPE
is_lateral_inspection
false