Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jan 5, 2022, 08:40 AM
  • 20 0012_20 0011_01052022_005543.mp4

Date
01/05/2022
W/O
931519
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00734
PipeID
P18934
Time
12:40 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 0012
Downstream MH
20 0011
Dir. of Survey
Downstream
Length Surveyed
451.2 ft.
Total Length
451.2 ft.
Structural Index
2
Structural Quick
3P2Q
Structural Rating
436
O&M Index
2
O&M Quick
422Q
O&M Rating
186
Overall Index
2
Overall Quick
Overall Rating
622
Pipe schematic from manhole 20 0012 to 20 0011
MH: 20 0012MH: 20 0011downstream0 ft. MWM - Water Mark, 50 %of cross sectional area0 ft. MWL - Water Level, 35 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 00122 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, Start16.6 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Start153 ft. TF - Tap Factory Made, at 12 o'clock, -, within 8 inches of joint: NO, 6" - UNKOWN POSSIBLE CONNECTION306.2 ft. TFC - Tap Factory Made Capped, at 12 o'clock, -, within 8 inches of joint: NO, 6"376 ft. MWM - Water Mark, 35 %of cross sectional area376 ft. MWL - Water Level, 20 %of cross sectional area411 ft. MWM - Water Mark, 50 %of cross sectional area411 ft. MWL - Water Level, 35 %of cross sectional area448.6 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish448.6 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish448.6 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish451.2 ft. AMH - Downstream Manhole, Survey Ends - 20 0011

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

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

Observations (16)

DistanceCodeObservation
16.6SAP
448.6SSS
0MWM
376MWM
448.6SAP
451.2AMH20 0011
0MWL
306.2TFC
411MWM
376MWL
411MWL
0AMH20 0012
448.6DAGS
153TFUNKOWN POSSIBLE CONNECTION
2SSS
2DAGS

Properties (7)

additional_info
630138010422201
custom_field_three
SPALLING/PROJECTING AGGREGATE
custom_field_two
3
customer
1
datetime
2022-01-05T00:40:50-08:00
documentation
PRO PIPE
is_lateral_inspection
false