Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jan 4, 2022, 10:18 AM
  • 20 0017_20 0016_01042022_023843.mp4

Date
01/04/2022
W/O
931519
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00734
PipeID
P18939
Time
2:18 AM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K9812
Sewer Name
20 AVENUE "P-8" TRUNK
City
PALMDALE
Loc. details
Main Highway - Suburban/Rural
Location Code
B
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
04
Purpose
Routine Assessment
Project
WO_931519_TV20017_JAN2022
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
21 in.
Width
21 in.
Upstream MH
20 0017
Downstream MH
20 0016
Dir. of Survey
Downstream
Length Surveyed
447.6 ft.
Total Length
447.6 ft.
Structural Index
3
Structural Quick
3121
Structural Rating
5
O&M Index
3
O&M Quick
4121
O&M Rating
6
Overall Index
3
Overall Quick
Overall Rating
11
Pipe schematic from manhole 20 0017 to 20 0016
MH: 20 0017MH: 20 0016downstream0 ft. MWM - Water Mark, 50 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 00170 ft. MWL - Water Level, 25 %of cross sectional area0.1 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start2.8 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Start2.8 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start303.5 ft. TFC - Tap Factory Made Capped, at 12 o'clock, -, within 8 inches of joint: NO, 6"444.9 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish444.9 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish447.6 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish447.6 ft. AMH - Downstream Manhole, Survey Ends - 20 0016

Observation photos (3)

  • Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock,  , within 8 inches of joint: YES, Start

    0.1 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start

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

    2.8 ft. - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

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

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

Observations (11)

DistanceCodeObservation
447.6DAGS
2.8SAP
444.9SAP
0.1DAGS
0MWM
444.9SSS
2.8SSS
303.5TFC
0AMH20 0017
447.6AMH20 0016
0MWL

Properties (7)

additional_info
630138010322201
custom_field_three
PROJECTING AGGREGATE/SPALLING
custom_field_two
3
customer
1
datetime
2022-01-04T02:18:40-08:00
documentation
PRO PIPE
is_lateral_inspection
false