Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 14, 2022, 05:31 AM
  • 20 0274_20 0273_06132022_234225.mp4

Date
06/13/2022
W/O
956996
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00751
PipeID
P19240
Time
10:31 PM
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 0274
Downstream MH
20 0273
Dir. of Survey
Downstream
Length Surveyed
351.5 ft.
Total Length
351.5 ft.
Structural Index
2
Structural Quick
312B
Structural Rating
31
O&M Index
2
O&M Quick
2M00
O&M Rating
140
Overall Index
2
Overall Quick
Overall Rating
171
Pipe schematic from manhole 20 0274 to 20 0273
MH: 20 0274MH: 20 0273downstream0 ft. AMH - Upstream Manhole, Survey Begins - 20 02740 ft. MWM - Water Mark, 25 %of cross sectional area0 ft. MWL - Water Level, 20 %of cross sectional area2 ft. SAP - Surface Aggregate Projecting, 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, Start280.8 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start349.5 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish349.6 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish349.6 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish351.5 ft. AMH - Downstream Manhole, Survey Ends - 20 0273351.5 ft. MGO - General Observation - COCKROACHES AT MH

Observation photos (4)

  • 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

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

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

  • General Observation - COCKROACHES AT MH

    351.5 ft. - General Observation - COCKROACHES AT MH

Observations (11)

DistanceCodeObservation
2SAP
2DAGS
0AMH20 0274
351.5AMH20 0273
349.5SSS
351.5MGOCOCKROACHES AT MH
0MWM
349.6SAP
349.6DAGS
280.8SSS
0MWL

Properties (7)

additional_info
630063061322201
custom_field_three
SPALLING/PROJECTING AGGREGATE
custom_field_two
2
customer
1
datetime
2022-06-13T22:31:08-07:00
documentation
PRO PIPE
is_lateral_inspection
false