Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 23, 2018, 08:47 AM
  • 20 0070_20 0069_23032018_020220.mp4

Date
03/23/2018
W/O
690552
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18991
Time
1:47 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K5497
Sewer Name
20 TRUNK "A"
City
PALMDALE
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
02
Purpose
Routine Assessment
Project
WO_690552_TV20023_MAR2018
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
18 in.
Width
18 in.
Upstream MH
20 0069
Downstream MH
20 0070
Dir. of Survey
Upstream
Length Surveyed
219.6 ft.
Total Length
219.6 ft.
Structural Index
3
Structural Quick
3H2H
Structural Rating
220
O&M Index
2
O&M Quick
2H00
O&M Rating
86
Overall Index
2
Overall Quick
Overall Rating
306
Pipe schematic from manhole 20 0069 to 20 0070
MH: 20 0069MH: 20 0070upstream0 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish0 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish0 ft. MSA - Survey Abandoned - DUE TO DEBRIS,SLUDGE, SLIPPERY. WILL COMPLETE REVERSAL FROM U/S MH.0 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish13.4 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"17.3 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 4"110.7 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"142.5 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 4"211.8 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"214.4 ft. MGO - General Observation - MAG COATING THROUGHOUT 60%214.6 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - DEBRIS217.6 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start217.6 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start219.6 ft. MWL - Water Level, 5 %of cross sectional area219.6 ft. AMH - Downstream Manhole, Survey Begins - 20 0069

Observation photos (3)

  • 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

  • Survey Abandoned - DUE TO DEBRIS,SLUDGE, SLIPPERY. WILL COMPLETE REVERSAL FROM U/S MH.

    219.6 ft. - Survey Abandoned - DUE TO DEBRIS,SLUDGE, SLIPPERY. WILL COMPLETE REVERSAL FROM U/S MH.

Observations (15)

DistanceCodeObservation
7.8TFC
5DSZDEBRIS
219.6DSZ
5.2MGOMAG COATING THROUGHOUT 60%
108.9TFC
77.1TFC
219.6SSS
2SSS
206.2TFC
219.6MSADUE TO DEBRIS,SLUDGE, SLIPPERY. WILL COMPLETE REVERSAL FROM U/S MH.
2SAP
202.3TFC
0MWL
0AMH20 0069
219.6SAP

Properties (4)

additional_info
SC358505
custom_field_two
2
customer
LACSD
datetime
2018-03-23T01:47:28-07:00