Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jan 4, 2022, 08:19 AM
  • 20 0020_20 0019_01042022_004634.mp4

Date
01/04/2022
W/O
931519
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00734
PipeID
P18942
Time
12:19 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 0020
Downstream MH
20 0019
Dir. of Survey
Downstream
Length Surveyed
444.8 ft.
Total Length
444.8 ft.
Structural Index
3
Structural Quick
513Q
Structural Rating
445
O&M Index
2
O&M Quick
2Q00
O&M Rating
176
Overall Index
2
Overall Quick
Overall Rating
621
Pipe schematic from manhole 20 0020 to 20 0019
MH: 20 0020MH: 20 0019downstream0 ft. MWM - Water Mark, 40 %of cross sectional area0 ft. MWL - Water Level, 20 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 00202 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start2.2 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start2.2 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Start3 ft. SRC - Surface Reinforcement Corroded, at 12 o'clock, within 8 inches of joint: YES442.1 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish442.1 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish442.1 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish444.8 ft. AMH - Downstream Manhole, Survey Ends - 20 0019

Observation photos (3)

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

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

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

    2.2 ft. - Surface Spalling, from 09 to 03 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

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

Observations (11)

DistanceCodeObservation
442.1DAGS
444.8AMH20 0019
3SRC
2DAGS
0MWM
0MWL
442.1SSS
0AMH20 0020
2.2SSS
442.1SAP
2.2SAP

Properties (7)

additional_info
630138010322201
custom_field_three
PROJECTING AGGREGATE/SPALLING
custom_field_two
2
customer
1
datetime
2022-01-04T00:19:18-08:00
documentation
PRO PIPE
is_lateral_inspection
false