Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Dec 30, 2021, 08:13 AM
  • 20 0013_20 0012_12302021_003249.mp4

Date
12/30/2021
W/O
931519
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00734
PipeID
P18935
Time
12:13 AM
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
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 0013
Downstream MH
20 0012
Dir. of Survey
Downstream
Length Surveyed
451 ft.
Total Length
451 ft.
Structural Index
3
Structural Quick
3Q2Q
Structural Rating
445
O&M Index
2
O&M Quick
2Q00
O&M Rating
178
Overall Index
2
Overall Quick
Overall Rating
623
Pipe schematic from manhole 20 0013 to 20 0012
MH: 20 0013MH: 20 0012downstream0 ft. AMH - Upstream Manhole, Survey Begins - 20 00130 ft. MWL - Water Level, 20 %of cross sectional area0 ft. MWM - Water Mark, 35 %of cross sectional area2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start448.3 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish448.3 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish448.3 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish451 ft. AMH - Downstream Manhole, Survey Ends - 20 0012

Observation photos (3)

  • Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    2 ft. - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

  • Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

  • Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    2 ft. - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

Observations (10)

DistanceCodeObservation
2SSS
448.3SAP
0AMH20 0013
2DAGS
0MWL
448.3SSS
2SAP
448.3DAGS
451AMH20 0012
0MWM

Properties (7)

additional_info
630138122921201
custom_field_three
SPALLING/PROJECTING AGGREGATE
custom_field_two
3
customer
1
datetime
2021-12-30T00:13:12-08:00
documentation
PRO PIPE
is_lateral_inspection
false