Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 9, 2022, 07:50 AM
  • 20 0280_20 0279_06092022_020157.mp4

Date
06/09/2022
W/O
956996
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00751
PipeID
P19246
Time
12:50 AM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K10144
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 0280
Downstream MH
20 0279
Dir. of Survey
Downstream
Length Surveyed
374.9 ft.
Total Length
374.9 ft.
Structural Index
3
Structural Quick
3N2N
Structural Rating
372
O&M Index
2
O&M Quick
2N00
O&M Rating
148
Overall Index
2
Overall Quick
Overall Rating
520
Pipe schematic from manhole 20 0280 to 20 0279
MH: 20 0280MH: 20 0279downstream0 ft. MWL - Water Level, 15 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 02800 ft. MGO - General Observation - COCKROACHES AT MH0 ft. MWM - Water Mark, 25 %of cross sectional area2 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, Start4 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start372 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish372.6 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish372.6 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish374.9 ft. AMH - Downstream Manhole, Survey Ends - 20 0279374.9 ft. MGO - General Observation - COCKROACHES AT MH

Observation photos (4)

  • General Observation - COCKROACHES AT MH

    0 ft. - General Observation - COCKROACHES AT MH

  • 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

  • General Observation - COCKROACHES AT MH

    374.9 ft. - General Observation - COCKROACHES AT MH

Observations (12)

DistanceCodeObservation
372.6SAP
4SSS
2DAGS
372SSS
0MWL
0AMH20 0280
0MGOCOCKROACHES AT MH
372.6DAGS
374.9AMH20 0279
2SAP
0MWM
374.9MGOCOCKROACHES AT MH

Properties (7)

additional_info
630063060822201
custom_field_three
PROJECTING AGGREGATE/SPALLING
custom_field_two
2
customer
1
datetime
2022-06-09T00:50:31-07:00
documentation
PRO PIPE
is_lateral_inspection
false