Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 11, 2021, 06:25 AM

  • 20 0057_20 0056_03112021_000012.mp4

Date
03/10/2021
W/O
880302
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18978
Time
10:25 PM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
—
Pre-Cleaning
No Pre-Cleaning
Media Label
K8597
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.
03
Purpose
Routine Assessment
Project
RFIR_WO_880302_TV20023_MAR2021
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
24 in.
Width
24 in.
Upstream MH
20 0057
Downstream MH
20 0056
Dir. of Survey
Downstream
Length Surveyed
416.8 ft.
Total Length
416.8 ft.
Structural Index
3
Structural Quick
3P2P
Structural Rating
415
O&M Index
2
O&M Quick
2O00
O&M Rating
160
Overall Index
2
Overall Quick
—
Overall Rating
575
Pipe schematic from manhole 20 0057 to 20 0056
MH: 20 0057MH: 20 0056downstream0 ft. MWM - Water Mark, 15 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 00570 ft. MWL - Water Level, 15 %of cross sectional area2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. MGO - General Observation - MAG COATING THROUGHOUT15.3 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - DEBRIS105.3 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"201.7 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"297.5 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"394.4 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"414.8 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish414.8 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish414.8 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish416.8 ft. AMH - Downstream Manhole, Survey Ends - 20 0056

Observation photos (3)

  • 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

  • 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

All inspections of P18978Work order 880302

Observations (15)

DistanceCodeObservation
416.8AMH20 0056
297.5TFC—
15.3DSZDEBRIS
414.8SAP—
394.4TFC—
414.8DSZ—
105.3TFC—
2SAP—
0MWM—
2SSS—
0AMH20 0057
414.8SSS—
201.7TFC—
2MGOMAG COATING THROUGHOUT
0MWL—

Properties (5)

additional_info
630069031021201
customer
1
datetime
2021-03-10T22:25:07-08:00
documentation
PRO PIPE
is_lateral_inspection
false