Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Dec 30, 2021, 07:08 AM

  • 20 0016_20 0015_12292021_232740.mp4

Date
12/29/2021
W/O
931519
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00734
PipeID
P18938
Time
11:08 PM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
—
Pre-Cleaning
No Pre-Cleaning
Media Label
K9810
Sewer Name
20 AVENUE "P-8" TRUNK
City
PALMDALE
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
03
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 0016
Downstream MH
20 0015
Dir. of Survey
Downstream
Length Surveyed
447.4 ft.
Total Length
447.4 ft.
Structural Index
3
Structural Quick
3Q2Q
Structural Rating
445
O&M Index
2
O&M Quick
412Q
O&M Rating
183
Overall Index
2
Overall Quick
—
Overall Rating
628
Pipe schematic from manhole 20 0016 to 20 0015
MH: 20 0016MH: 20 0015downstream0 ft. MWM - Water Mark, 50 %of cross sectional area0 ft. MWL - Water Level, 30 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 00162 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, Start134 ft. RFJ - Roots Fine Joint, at 12 o'clock, within 8 inches of joint: YESR134.2 ft. TBA - Tap Break-In Active, at 12 o'clock, -, within 8 inches of joint: NO, 6"335 ft. TFC - Tap Factory Made Capped, at 12 o'clock, -, within 8 inches of joint: NO, 6"444.8 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish444.8 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish444.8 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish447.4 ft. AMH - Downstream Manhole, Survey Ends - 20 0015

Observation photos (2)

  • 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

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

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

All inspections of P18938Work order 931519

Observations (13)

DistanceCodeObservation
447.4AMH20 0015
134.2TBA—
2DAGS—
444.8DAGS—
0MWM—
2SAP—
2SSS—
335TFC—
0MWL—
444.8SAP—
134RFJ—
444.8SSS—
0AMH20 0016

Properties (7)

additional_info
630138122921201
custom_field_three
SPALLING/PROJECTING AGGREGATE
custom_field_two
2
customer
1
datetime
2021-12-29T23:08:54-08:00
documentation
PRO PIPE
is_lateral_inspection
false