Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 14, 2022, 09:35 AM
  • 20 0294_20 0293_06142022_034252.mp4

Date
06/14/2022
W/O
956996
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00751
PipeID
P19260
Time
2:35 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
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
12
Purpose
Routine Assessment
Project
RFIR_WO_956996_TV20025_JUN2022
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
12 in.
Width
12 in.
Upstream MH
20 0294
Downstream MH
20 0293
Dir. of Survey
Downstream
Length Surveyed
149.2 ft.
Total Length
149.2 ft.
Structural Index
3
Structural Quick
3E2E
Structural Rating
145
O&M Index
2
O&M Quick
2E00
O&M Rating
58
Overall Index
2
Overall Quick
Overall Rating
203
Pipe schematic from manhole 20 0294 to 20 0293
MH: 20 0294MH: 20 0293downstream0 ft. AMH - Upstream Manhole, Survey Begins - 20 02940 ft. MWM - Water Mark, 25 %of cross sectional area0 ft. MWL - Water Level, 10 %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, Start2.1 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start3 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start39.6 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"95.5 ft. TF - Tap Factory Made, at 02 o'clock, -, within 8 inches of joint: YES, 4"143 ft. TF - Tap Factory Made, at 02 o'clock, -, within 8 inches of joint: YES, 4"146 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish147.1 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish147.1 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish149.2 ft. MGO - General Observation - CONNECTION AT MH 9 O'CLOCK149.2 ft. AMH - Downstream Manhole, Survey Ends - 20 0293

Observation photos (2)

  • 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

    2.1 ft. - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

Observations (14)

DistanceCodeObservation
0AMH20 0294
147.1DAGS
2DAGS
149.2MGOCONNECTION AT MH 9 O'CLOCK
39.6TFC
149.2AMH20 0293
3SSS
95.5TF
146SSS
0MWM
2.1SAP
143TF
0MWL
147.1SAP

Properties (7)

additional_info
630063061322201
custom_field_three
PROJECTING AGGREGATE/SPALLING
custom_field_two
2
customer
1
datetime
2022-06-14T02:35:39-07:00
documentation
PRO PIPE
is_lateral_inspection
false