Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jun 14, 2022, 09:59 AM
  • 20 0292_20 0291_06142022_040929.mp4

Date
06/14/2022
W/O
956996
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00751
PipeID
P19258
Time
2:59 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 0292
Downstream MH
20 0291
Dir. of Survey
Downstream
Length Surveyed
201.2 ft.
Total Length
201.2 ft.
Structural Index
3
Structural Quick
3G2G
Structural Rating
195
O&M Index
2
O&M Quick
2G00
O&M Rating
80
Overall Index
2
Overall Quick
Overall Rating
275
Pipe schematic from manhole 20 0292 to 20 0291
MH: 20 0292MH: 20 0291downstream0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start0 ft. AMH - Upstream Manhole, Survey Begins - 20 02920 ft. MWM - Water Mark, 25 %of cross sectional area2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start5 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start10.5 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"22.4 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"38.8 ft. TFA - Tap Factory Made Active, at 02 o'clock, -, within 8 inches of joint: NO, 6"87.3 ft. TFA - Tap Factory Made Active, at 02 o'clock, -, within 8 inches of joint: NO, 6"115.2 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"147.9 ft. TFA - Tap Factory Made Active, at 02 o'clock, -, within 8 inches of joint: NO, 6"198 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish198.8 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish198.8 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish201.2 ft. MGO - General Observation - CONNECTION AT MH 9 O'CLOCK201.2 ft. AMH - Downstream Manhole, Survey Ends - 20 0291

Observation photos (2)

  • Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    0 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 (17)

DistanceCodeObservation
38.8TFA
87.3TFA
0MWL
115.2TFC
198.8SAP
147.9TFA
2SAP
0DAGS
201.2MGOCONNECTION AT MH 9 O'CLOCK
198.8DAGS
0AMH20 0292
10.5TFC
22.4TFC
198SSS
5SSS
0MWM
201.2AMH20 0291

Properties (7)

additional_info
630063061322201
custom_field_three
PROJECTING AGGREGATE/SPALLING
custom_field_two
2
customer
1
datetime
2022-06-14T02:59:18-07:00
documentation
PRO PIPE
is_lateral_inspection
false