Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 14, 2022, 11:04 AM

  • 20 0051_20 0050_03142022_043954.mp4

Date
03/14/2022
W/O
941503
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18972
Time
4:04 AM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
—
Pre-Cleaning
No Pre-Cleaning
Media Label
K10007
Sewer Name
20 TRUNK "A"
City
PALMDALE
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
03
Purpose
Routine Assessment
Project
RFIR_WO_941503_TV20023_MAR2022
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
24 in.
Width
24 in.
Upstream MH
20 0050
Downstream MH
20 0051
Dir. of Survey
Upstream
Length Surveyed
339.1 ft.
Total Length
339.1 ft.
Structural Index
3
Structural Quick
5J3L
Structural Rating
620
O&M Index
2
O&M Quick
2300
O&M Rating
6
Overall Index
3
Overall Quick
—
Overall Rating
626
Pipe schematic from manhole 20 0050 to 20 0051
MH: 20 0050MH: 20 0051upstream0 ft. AMH - Upstream Manhole, Survey Ends - 20 00510 ft. SRV - Surface Reinforcement Visible, from 09 to 03 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. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish0 ft. MGO - General Observation - CONNECTION AT MH 12 O'CLOCK0 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish1.1 ft. SRV - Surface Reinforcement Visible, from 11 to 01 o'clock, within 8 inches of joint: NO13.2 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - DEBRIS25.4 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"57.5 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"107 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"121.5 ft. TBA - Tap Break-In Active, at 03 o'clock, -, within 8 inches of joint: NO, 6"163.6 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"212.1 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"260.5 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"278.5 ft. SRV - Surface Reinforcement Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start316.8 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"337.1 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start337.1 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start339.1 ft. MWM - Water Mark, 15 %of cross sectional area339.1 ft. MWL - Water Level, 10 %of cross sectional area339.1 ft. AMH - Downstream Manhole, Survey Begins - 20 0050

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

  • Surface Reinforcement Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

    60.6 ft. - Surface Reinforcement Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

All inspections of P18972Work order 941503

Observations (22)

DistanceCodeObservation
2SAP—
232.1TFC—
339.1AMH20 0051
2SSS—
78.6TFC—
339.1SRV—
339.1DSZ—
339.1SSS—
313.7TFC—
338SRV—
60.6SRV—
22.3TFC—
175.5TFC—
325.9DSZDEBRIS
339.1MGOCONNECTION AT MH 12 O'CLOCK
0MWM—
217.6TBA—
0MWL—
339.1SAP—
127TFC—
281.6TFC—
0AMH20 0050

Properties (7)

additional_info
630138031422001
custom_field_three
VISIBLE REINFORCEMENT/PROJECTING AGGREGATE
custom_field_two
2
customer
1
datetime
2022-03-14T04:04:08-07:00
documentation
PRO PIPE
is_lateral_inspection
false