Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 31, 2020, 08:09 AM
  • 20 0071_20 0070_03312020_012551.mp4

Date
03/31/2020
W/O
818456
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18992
Time
1:09 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 0071
Downstream MH
20 0070
Dir. of Survey
Downstream
Length Surveyed
392.1 ft.
Total Length
392.1 ft.
Structural Index
3
Structural Quick
3O2O
Structural Rating
390
O&M Index
3
O&M Quick
3O00
O&M Rating
234
Overall Index
3
Overall Quick
Overall Rating
624
Pipe schematic from manhole 20 0071 to 20 0070
MH: 20 0071MH: 20 0070downstream0 ft. MWM - Water Mark, 15 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 00710 ft. MWL - Water Level, 5 %of cross sectional area2 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - DEBRIS2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start26.7 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"75.6 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"127.7 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"176.5 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"226 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"278.4 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"327 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"379.8 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"390.6 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish390.6 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish390.6 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish392.1 ft. AMH - Downstream Manhole, Survey Ends - 20 0070

Observation photos (3)

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

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

  • 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

Observations (18)

DistanceCodeObservation
75.6TFC
392.1AMH20 0070
0MWM
379.8TFC
176.5TFC
278.4TFC
390.6SAP
26.7TFC
127.7TFC
390.6SSS
0AMH20 0071
390.6DSZ
2DSZDEBRIS
327TFC
0MWL
2SSS
226TFC
2SAP

Properties (6)

additional_info
SC398847
custom_field_two
2
customer
LACSD
datetime
2020-03-31T01:09:49-07:00
documentation
PRO PIPE
is_lateral_inspection
false