Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 10, 2021, 10:10 AM
  • 20 0070_20 0069_03102021_032011.mp4

Date
03/10/2021
W/O
880302
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18991
Time
2:10 AM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K8596
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_880302_TV20023_MAR2021
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
170.1 ft.
Total Length
170.1 ft.
Structural Index
3
Structural Quick
3F2F
Structural Rating
170
O&M Index
3
O&M Quick
3C00
O&M Rating
63
Overall Index
3
Overall Quick
Overall Rating
233
Pipe schematic from manhole 20 0069 to 20 0070
MH: 20 0069MH: 20 0070upstream0 ft. DSZ - Deposits Settled Other, 15 %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 - REVERSAL COMPLETE.0 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish62.9 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"94.3 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"105.9 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - DEBRIS163.1 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"168.1 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start168.1 ft. MGO - General Observation - MAG COATING THROUGHOUT168.1 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start170.1 ft. AMH - Downstream Manhole, Survey Begins - 20 0069170.1 ft. MWL - Water Level, 5 %of cross sectional area

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

  • General Observation - MAG COATING THROUGHOUT

    2 ft. - General Observation - MAG COATING THROUGHOUT

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

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

Observations (13)

DistanceCodeObservation
2SSS
64.2DSZDEBRIS
107.2TFC
170.1DSZ
0AMH20 0069
75.8TFC
170.1SSS
170.1MSAREVERSAL COMPLETE.
2MGOMAG COATING THROUGHOUT
170.1SAP
0MWL
7TFC
2SAP

Properties (7)

additional_info
630069030921201
custom_field_three
SPALLING/PROJECTING AGGREGATE/DEBRIS
custom_field_two
2
customer
1
datetime
2021-03-10T02:10:59-08:00
documentation
PRO PIPE
is_lateral_inspection
false