Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jan 4, 2022, 10:01 AM
  • 20 0018_20 0017_01042022_021822.mp4

Date
01/04/2022
W/O
931519
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00734
PipeID
P18940
Time
2:01 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 0018
Downstream MH
20 0017
Dir. of Survey
Downstream
Length Surveyed
448.2 ft.
Total Length
448.2 ft.
Structural Index
3
Structural Quick
3121
Structural Rating
5
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
2
Overall Quick
Overall Rating
7
Pipe schematic from manhole 20 0018 to 20 0017
MH: 20 0018MH: 20 0017downstream0 ft. MWL - Water Level, 20 %of cross sectional area0 ft. MWM - Water Mark, 40 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 00182 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start2 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Start2 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start445.3 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish445.3 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish445.3 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish448.2 ft. AMH - Downstream Manhole, Survey Ends - 20 0017

Observation photos (2)

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

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

Observations (10)

DistanceCodeObservation
0MWL
445.3SSS
0MWM
2DAGS
445.3SAP
2SAP
2SSS
445.3DAGS
0AMH20 0018
448.2AMH20 0017

Properties (7)

additional_info
630138010322201
custom_field_three
PROJECTING AGGREGATE/SPALLING
custom_field_two
3
customer
1
datetime
2022-01-04T02:01:44-08:00
documentation
PRO PIPE
is_lateral_inspection
false