Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 14, 2022, 07:23 AM
  • 20 0271_20 0270_06142022_013428.mp4

Date
06/14/2022
W/O
956996
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00751
PipeID
P19237
Time
12:23 AM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K10146
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_956996_TV20025_JUN2022
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
350.1 ft.
Total Length
350.1 ft.
Structural Index
3
Structural Quick
3M2M
Structural Rating
345
O&M Index
2
O&M Quick
2M00
O&M Rating
138
Overall Index
2
Overall Quick
Overall Rating
483
Pipe schematic from manhole 20 0271 to 20 0270
MH: 20 0271MH: 20 0270downstream0 ft. AMH - Upstream Manhole, Survey Begins - 20 02710 ft. MWM - Water Mark, 30 %of cross sectional area0 ft. MWL - Water Level, 10 %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, Start237.3 ft. TBA - Tap Break-In Active, at 03 o'clock, -, within 8 inches of joint: NO, 6"347.7 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish347.7 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish347.7 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish350.1 ft. AMH - Downstream Manhole, Survey Ends - 20 0270

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 (11)

DistanceCodeObservation
0AMH20 0271
0MWM
237.3TBA
350.1AMH20 0270
347.7DAGS
347.7SAP
0MWL
2SSS
347.7SSS
2DAGS
2SAP

Properties (7)

additional_info
630063061322201
custom_field_three
SPALLING/PROJECTING AGGREGATE
custom_field_two
2
customer
1
datetime
2022-06-14T00:23:06-07:00
documentation
PRO PIPE
is_lateral_inspection
false