Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jul 8, 2020, 05:58 AM
  • 20 0269_20 0268_07072020_230918.mp4

Date
07/07/2020
W/O
833690
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00751
PipeID
P19235
Time
10:58 PM
Certificate
U-111-11880
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K7868
Sewer Name
20TH STREET EAST RELIEF TRUNK
City
PALMDALE
Loc. details
Main Highway - Suburban/Rural
Location Code
B
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
07
Purpose
Routine Assessment
Project
RFIR_WO_833690_TV20025_JUN2020
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
20 0269
Downstream MH
20 0268
Dir. of Survey
Downstream
Length Surveyed
356.5 ft.
Total Length
356.5 ft.
Structural Index
3
Structural Quick
3M2M
Structural Rating
351
O&M Index
2
O&M Quick
412M
O&M Rating
146
Overall Index
2
Overall Quick
Overall Rating
497
Pipe schematic from manhole 20 0269 to 20 0268
MH: 20 0269MH: 20 0268downstream0 ft. MWL - Water Level, 35 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 02690 ft. MWM - Water Mark, 50 %of cross sectional area2 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 08 to 04 o'clock, within 8 inches of joint: YES, Start8.6 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start354.7 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish354.7 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish354.7 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish356.5 ft. AMH - Downstream Manhole, Survey Ends - 20 0268

Observation photos (3)

  • 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 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

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

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

Observations (10)

DistanceCodeObservation
354.7DAGS
0MWL
0AMH20 0269
0MWM
8.6SSS
2DAGS
2SAP
356.5AMH20 0268
354.7SSS
354.7SAP

Properties (6)

additional_info
SC411707
custom_field_two
2
customer
1
datetime
2020-07-07T22:58:46-07:00
documentation
PRO PIPE
is_lateral_inspection
false