Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 11, 2022, 08:00 AM
  • 20 0072_20 0071_03112022_011156.mp4

Date
03/11/2022
W/O
941503
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18993
Time
12:00 AM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K10006
Sewer Name
20 TRUNK "A"
City
PALMDALE
Loc. details
Main Highway - Suburban/Rural
Location Code
B
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
02
Purpose
Routine Assessment
Project
RFIR_WO_941503_TV20023_MAR2022
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
18 in.
Width
18 in.
Upstream MH
20 0072
Downstream MH
20 0071
Dir. of Survey
Downstream
Length Surveyed
102.1 ft.
Total Length
102.1 ft.
Structural Index
3
Structural Quick
3121
Structural Rating
5
O&M Index
3
O&M Quick
3100
O&M Rating
3
Overall Index
3
Overall Quick
Overall Rating
8
Pipe schematic from manhole 20 0072 to 20 0071
MH: 20 0072MH: 20 0071downstream0 ft. AMH - Upstream Manhole, Survey Begins - 20 00720 ft. MWL - Water Level, 0 %of cross sectional area2 ft. SAP - Surface Aggregate Projecting, from 12 to 12 o'clock, within 8 inches of joint: YES, Start2 ft. SSS - Surface Spalling, from 12 to 12 o'clock, within 8 inches of joint: YES, Start9.4 ft. MGO - General Observation - MAG COAT9.8 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - DEBRIS63.5 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"102.1 ft. SAP - Surface Aggregate Projecting, from 12 to 12 o'clock, within 8 inches of joint: YES, Finish102.1 ft. MSA - Survey Abandoned - DUE TO DEBRIS. REVERSAL COMPLETE.102.1 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish102.1 ft. SSS - Surface Spalling, from 12 to 12 o'clock, within 8 inches of joint: YES, Finish

Observation photos (5)

  • Surface Aggregate Projecting, from 12 to 12 o'clock, within 8 inches of joint: YES, Start

    2 ft. - Surface Aggregate Projecting, from 12 to 12 o'clock, within 8 inches of joint: YES, Start

  • Surface Spalling, from 12 to 12 o'clock, within 8 inches of joint: YES, Start

    2 ft. - Surface Spalling, from 12 to 12 o'clock, within 8 inches of joint: YES, Start

  • General Observation - MAG COAT

    9.4 ft. - General Observation - MAG COAT

  • Deposits Settled Other,  15 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start - DEBRIS

    9.8 ft. - Deposits Settled Other, 15 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start - DEBRIS

  • Survey Abandoned - DUE TO DEBRIS. REVERSAL COMPLETE.

    102.1 ft. - Survey Abandoned - DUE TO DEBRIS. REVERSAL COMPLETE.

Observations (11)

DistanceCodeObservation
0AMH20 0072
2SAP
102.1SAP
9.8DSZDEBRIS
2SSS
0MWL
9.4MGOMAG COAT
102.1MSADUE TO DEBRIS. REVERSAL COMPLETE.
102.1DSZ
102.1SSS
63.5TFC

Properties (7)

additional_info
630138031022201
custom_field_three
SPALLING/PROJECTING AGGREGATE/DEBRIS
custom_field_two
2
customer
1
datetime
2022-03-11T00:00:18-08:00
documentation
PRO PIPE
is_lateral_inspection
false