Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 16, 2021, 05:15 AM
  • 20 0121_20 0120_04152021_223407.mp4

Date
04/15/2021
W/O
890212
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00744
PipeID
P19044
Time
10:15 PM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K8781
Sewer Name
20 TRUNK "C"
City
PALMDALE
Loc. details
Easement/Right of Way
Location Code
D
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
01
Purpose
Routine Assessment
Project
WO_890212
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
12 in.
Width
12 in.
Upstream MH
20 0121
Downstream MH
20 0120
Dir. of Survey
Downstream
Length Surveyed
373.6 ft.
Total Length
373.6 ft.
Structural Index
3
Structural Quick
3N2N
Structural Rating
370
O&M Index
2
O&M Quick
5131
O&M Rating
156
Overall Index
2
Overall Quick
Overall Rating
526
Pipe schematic from manhole 20 0121 to 20 0120
MH: 20 0121MH: 20 0120downstream0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 01210 ft. MWM - Water Mark, 20 %of cross sectional area2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 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, Start2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start75.4 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"79.7 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"154.1 ft. MWL - Water Level, 50 %of cross sectional area168.6 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES - DEBRIS176.9 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"181.1 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"277.3 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"281.4 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"366.1 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"370.1 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"373.6 ft. OBM - Obstacles Pipe Material, 60 %of cross sectional area, from 08 to 04 o'clock373.6 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish373.6 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish373.6 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish373.6 ft. MSA - Survey Abandoned - DUE TO OBSTACLE/PIPE MATERIAL.

Observation photos (7)

  • Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 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

  • 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

  • Water Level, 50 %of cross sectional area

    154.1 ft. - Water Level, 50 %of cross sectional area

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

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

  • Obstacles Pipe Material, 60 %of cross sectional area, from 08 to 04 o'clock

    373.6 ft. - Obstacles Pipe Material, 60 %of cross sectional area, from 08 to 04 o'clock

  • Survey Abandoned - DUE TO OBSTACLE/PIPE MATERIAL.

    373.6 ft. - Survey Abandoned - DUE TO OBSTACLE/PIPE MATERIAL.

Observations (21)

DistanceCodeObservation
370.1TFC
168.6DSZDEBRIS
154.1MWL
79.7TFC
373.6OBM
176.9TFC
2DAGS
0MWL
373.6SAP
281.4TFC
75.4TFC
366.1TFC
0AMH20 0121
2SSS
0MWM
373.6SSS
373.6DAGS
181.1TFC
373.6MSADUE TO OBSTACLE/PIPE MATERIAL.
277.3TFC
2SAP

Properties (7)

additional_info
630069041521201
custom_field_three
ABANDONED DUE TO OBSTACLE/PIPE MATERIAL
custom_field_two
5
customer
1
datetime
2021-04-15T22:15:03-07:00
documentation
PRO PIPE
is_lateral_inspection
false