Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jul 1, 2021, 07:55 AM
  • 20 0271_20 0270_07012021_010642.mp4

Date
07/01/2021
W/O
896577
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00751
PipeID
P19237
Time
12:55 AM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K9017
Sewer Name
20 20TH STREET EAST RELIEF TRUNK
City
PALMDALE
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
07
Purpose
Routine Assessment
Project
RFIR_WO_896577_TV20025_JUN2021
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
20 0271
Downstream MH
20 0270
Dir. of Survey
Downstream
Length Surveyed
349.2 ft.
Total Length
349.2 ft.
Structural Index
3
Structural Quick
3M2M
Structural Rating
345
O&M Index
2
O&M Quick
412M
O&M Rating
142
Overall Index
2
Overall Quick
Overall Rating
487
Pipe schematic from manhole 20 0271 to 20 0270
MH: 20 0271MH: 20 0270downstream0 ft. MWM - Water Mark, 50 %of cross sectional area0 ft. MWL - Water Level, 25 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 02712 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, Start2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start235 ft. TFA - Tap Factory Made Active, at 03 o'clock, -, within 8 inches of joint: NO, 6" - Connection not capped334.7 ft. TB - Tap Break-In, at 02 o'clock, -, within 8 inches of joint: NO, 6"346.9 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish346.9 ft. SAP - Surface Aggregate Projecting, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish346.9 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish349.2 ft. AMH - Downstream Manhole, Survey Ends - 20 0270

Observation photos (3)

  • 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

  • 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

Observations (12)

DistanceCodeObservation
346.9DAGS
346.9SAP
334.7TB
349.2AMH20 0270
0MWM
2SAP
2SSS
0MWL
346.9SSS
2DAGS
0AMH20 0271
235TFAConnection not capped

Properties (7)

additional_info
630069063021201
custom_field_three
PROJECTING AGGREGATE/SPALLING
custom_field_two
3
customer
1
datetime
2021-07-01T00:55:39-07:00
documentation
PRO PIPE
is_lateral_inspection
false