Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 17, 2021, 09:38 AM
  • 21 0260_21 0259_09172021_023833.mp4

Date
09/17/2021
W/O
911341
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00763
PipeID
P15451
Time
2:38 AM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K9369
Sewer Name
21 DISTRICT #21 OUTFALL TRUNK
City
WALNUT
Loc. details
Easement/Right of Way
Location Code
D
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
36
Purpose
Routine Assessment
Project
WO_911341_TV21103_SEP2021
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
27 in.
Width
27 in.
Upstream MH
21 0260
Downstream MH
21 0259
Dir. of Survey
Downstream
Length Surveyed
397.2 ft.
Total Length
397.2 ft.
Structural Index
4
Structural Quick
5231
Structural Rating
15
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
3
Overall Quick
Overall Rating
17
Pipe schematic from manhole 21 0260 to 21 0259
MH: 21 0260MH: 21 0259downstream0 ft. MWL - Water Level, 15 %of cross sectional area0 ft. MWM - Water Mark, 20 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 02602 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start2 ft. MGO - General Observation - MAG COAT22.4 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"30 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"49 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start49 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start70.2 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"78.2 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"166.3 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"174.7 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"214.8 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"222.7 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"262.9 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"271.1 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"311.1 ft. SRV - Surface Reinforcement Visible, from 09 to 12 o'clock, within 8 inches of joint: NO311.1 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"319.4 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"359.6 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"367.8 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"374.1 ft. SRV - Surface Reinforcement Visible, from 10 to 02 o'clock, within 8 inches of joint: YES, Start394.8 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish394.8 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish394.8 ft. SRV - Surface Reinforcement Visible, from 10 to 02 o'clock, within 8 inches of joint: YES, Finish394.8 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish397.2 ft. AMH - Downstream Manhole, Survey Ends - 21 0259

Observation photos (6)

  • 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

  • General Observation - MAG COAT

    2 ft. - General Observation - MAG COAT

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

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

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

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

  • Surface Reinforcement Visible, from 09 to 12 o'clock, within 8 inches of joint: NO

    311.1 ft. - Surface Reinforcement Visible, from 09 to 12 o'clock, within 8 inches of joint: NO

  • Surface Reinforcement Visible, from 10 to 02 o'clock, within 8 inches of joint: YES, Start

    374.1 ft. - Surface Reinforcement Visible, from 10 to 02 o'clock, within 8 inches of joint: YES, Start

Observations (28)

DistanceCodeObservation
0MWL
0MWM
394.8SSS
166.3TFC
311.1SRV
397.2AMH21 0259
394.8SAV
374.1SRV
394.8SRV
49SAV
262.9TFC
174.7TFC
78.2TFC
367.8TFC
319.4TFC
214.8TFC
359.6TFC
271.1TFC
394.8DAGS
311.1TFC
49SSS
2DAGS
222.7TFC
22.4TFC
70.2TFC
30TFC
2MGOMAG COAT
0AMH21 0260

Properties (7)

additional_info
630069091621201
custom_field_three
VISIBLE REINFORCEMENT/VISIBLE AGGREGATE
custom_field_two
2
customer
1
datetime
2021-09-17T02:38:31-07:00
documentation
PRO PIPE
is_lateral_inspection
false