Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Feb 12, 2021, 08:30 AM
  • 20 0135_20 0134A_02122021_003352.mp4

Date
02/12/2021
W/O
875307
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00744
PipeID
P22291
Time
12:30 AM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K8567
Sewer Name
20 TRUNK "C"
City
PALMDALE
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
01
Purpose
Routine Assessment
Project
RFIR_WO_875307_TV20027_FEB2021
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
12 in.
Width
12 in.
Upstream MH
20 0135
Downstream MH
20 0134A
Dir. of Survey
Downstream
Length Surveyed
12.4 ft.
Total Length
12.4 ft.
Structural Index
3
Structural Quick
3200
Structural Rating
6
O&M Index
2
O&M Quick
3122
O&M Rating
7
Overall Index
3
Overall Quick
Overall Rating
13
Pipe schematic from manhole 20 0135 to 20 0134A
MH: 20 0135MH: 20 0134Adownstream0 ft. MGO - General Observation - CONNECTION AT MH 3 O'CLOCK0 ft. MWM - Water Mark, 15 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 01350 ft. MWL - Water Level, 5 %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, Start4.4 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start12.4 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish12.4 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish12.4 ft. MSA - Survey Abandoned - DUE TO HARD DEPOSITS.12.4 ft. DSC - Deposits Settled Compacted, 15 %of cross sectional area, from 03 to 05 o'clock, , within 8 inches of joint: YES - POSSIBLE CALCIUM DEPOSITS OR SCALE DEPOSIT

Observation photos (3)

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

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

  • Survey Abandoned - DUE TO HARD DEPOSITS.

    12.4 ft. - Survey Abandoned - DUE TO HARD DEPOSITS.

Observations (10)

DistanceCodeObservation
0MGOCONNECTION AT MH 3 O'CLOCK
0MWM
12.4SAP
2DAGS
4.4SAP
12.4DAGS
12.4MSADUE TO HARD DEPOSITS.
12.4DSCPOSSIBLE CALCIUM DEPOSITS OR SCALE DEPOSIT
0AMH20 0135
0MWL

Properties (7)

additional_info
630069021121201
custom_field_three
ABANDONED DUE TO HARD DEPOSITS
custom_field_two
5
customer
1
datetime
2021-02-12T00:30:14-08:00
documentation
PRO PIPE
is_lateral_inspection
false