Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jan 5, 2022, 08:55 AM
  • 20 0011_20 0010_01052022_011507.mp4

Date
01/05/2022
W/O
931519
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00734
PipeID
P18933
Time
12:55 AM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K9813
Sewer Name
20 AVENUE "P-8" TRUNK
City
PALMDALE
Loc. details
Easement/Right of Way
Location Code
D
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
24 in.
Width
24 in.
Upstream MH
20 0011
Downstream MH
20 0010
Dir. of Survey
Downstream
Length Surveyed
443.3 ft.
Total Length
443.3 ft.
Structural Index
3
Structural Quick
3Q2Q
Structural Rating
440
O&M Index
2
O&M Quick
422U
O&M Rating
226
Overall Index
2
Overall Quick
Overall Rating
666
Pipe schematic from manhole 20 0011 to 20 0010
MH: 20 0011MH: 20 0010downstream0 ft. MWM - Water Mark, 50 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 00110 ft. MWL - Water Level, 30 %of cross sectional area2 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start2 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, Start146.1 ft. TFC - Tap Factory Made Capped, at 12 o'clock, -, within 8 inches of joint: NO, 6"290 ft. TFC - Tap Factory Made Capped, at 12 o'clock, -, within 8 inches of joint: NO, 6", 6" - Connection not capped334.2 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - DEBRIS440.3 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish440.3 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish440.3 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish440.3 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish443.3 ft. AMH - Downstream Manhole, Survey Ends - 20 0010

Observation photos (3)

  • 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

  • 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 (14)

DistanceCodeObservation
2SSS
146.1TFC
0MWM
2DAGS
443.3AMH20 0010
440.3SSS
290TFCConnection not capped
440.3DSZ
334.2DSZDEBRIS
0AMH20 0011
0MWL
440.3SAP
2SAP
440.3DAGS

Properties (7)

additional_info
630138010422201
custom_field_three
SPALLING/PROJECTING AGGREGATE
custom_field_two
2
customer
1
datetime
2022-01-05T00:55:58-08:00
documentation
PRO PIPE
is_lateral_inspection
false