Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 17, 2021, 09:58 AM
  • 21 0259_21 0258A_09172021_025818.mp4

Date
09/17/2021
W/O
911341
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00763
PipeID
P23062
Time
2:58 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
30 in.
Width
30 in.
Upstream MH
21 0259
Downstream MH
21 0258A
Dir. of Survey
Downstream
Length Surveyed
293.1 ft.
Total Length
293.2 ft.
Structural Index
3
Structural Quick
3121
Structural Rating
5
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
2
Overall Quick
Overall Rating
7
Pipe schematic from manhole 21 0259 to 21 0258A
MH: 21 0259MH: 21 0258Adownstream0 ft. AMH - Upstream Manhole, Survey Begins - 21 02590 ft. MWL - Water Level, 15 %of cross sectional area0 ft. MWM - Water Mark, 25 %of cross sectional area2 ft. MGO - General Observation - MAG COAT2 ft. SAV - Surface Aggregate Visible, from 09 to 03 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, Start2 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start29.5 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"37.4 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"85.2 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"93.3 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"133.9 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"141.9 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"189.2 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"197.7 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"245.4 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"253.4 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"290.6 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish290.6 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish290.6 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish293.2 ft. MGO - General Observation - CONNECTION AT MH 3 AND 9 O'CLOCK293.2 ft. MGO - General Observation - COCKROACHES IN MH293.2 ft. AMH - Downstream Manhole, Survey Ends - 21 0258A

Observation photos (5)

  • 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

    2 ft. - Surface Aggregate Visible, from 09 to 03 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

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

  • General Observation - COCKROACHES IN MH

    293.2 ft. - General Observation - COCKROACHES IN MH

Observations (23)

DistanceCodeObservation
29.5TFC
37.4TFC
2MGOMAG COAT
293.2MGOCONNECTION AT MH 3 AND 9 O'CLOCK
2SAV
0AMH21 0259
0MWL
2DAGS
2SSS
93.3TFC
293.2MGOCOCKROACHES IN MH
290.6DAGS
133.9TFC
290.6SSS
290.6SAV
189.2TFC
85.2TFC
253.4TFC
197.7TFC
293.2AMH21 0258A
0MWM
245.4TFC
141.9TFC

Properties (7)

additional_info
630069091621201
custom_field_three
VISIBLE AGGREGATE/SPALLING
custom_field_two
2
customer
1
datetime
2021-09-17T02:58:14-07:00
documentation
PRO PIPE
is_lateral_inspection
false