Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 31, 2020, 09:22 AM
  • 20 0070_20 0069_03312020_023830.mp4

Date
03/31/2020
W/O
818456
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18991
Time
2:22 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K7507
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
RFIR_WO_818456_TV20023_MAR2020
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
224.5 ft.
Total Length
224.5 ft.
Structural Index
3
Structural Quick
3H2H
Structural Rating
225
O&M Index
2
O&M Quick
2800
O&M Rating
16
Overall Index
2
Overall Quick
Overall Rating
241
Pipe schematic from manhole 20 0069 to 20 0070
MH: 20 0069MH: 20 0070upstream0 ft. MSA - Survey Abandoned - REVERSAL COMPLETE.0 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish0 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish0 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish17.8 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"22.1 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"37.6 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - DEBRIS115.5 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"147.7 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"217 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"222.5 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start222.5 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start224.5 ft. MWL - Water Level, 5 %of cross sectional area224.5 ft. MWM - Water Mark, 15 %of cross sectional area224.5 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

  • Deposits Settled Other,  10 %of cross sectional area, from 05 to 07 o'clock,  , within 8 inches of joint: YES, Start - DEBRIS

    186.9 ft. - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - DEBRIS

Observations (15)

DistanceCodeObservation
0MWL
2SSS
224.5MSAREVERSAL COMPLETE.
0MWM
186.9DSZDEBRIS
206.7TFC
224.5SSS
0AMH20 0069
202.4TFC
7.5TFC
76.8TFC
2SAP
224.5DSZ
109TFC
224.5SAP

Properties (6)

additional_info
SC398847
custom_field_two
2
customer
LACSD
datetime
2020-03-31T02:22:44-07:00
documentation
PRO PIPE
is_lateral_inspection
false