Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 19, 2022, 08:49 AM
  • 21 0622_21 0591_04192022_020120.mp4

Date
04/19/2022
W/O
946703
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00787
PipeID
P15775
Time
1:49 AM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K10041
Sewer Name
21 TRI-CITIES OUTFALL RELIEF TRUNK
City
POMONA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
14
Purpose
Routine Assessment
Project
RFIR_WO_946703_TV21086_APR2022
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
30 in.
Width
30 in.
Upstream MH
21 0622
Downstream MH
21 0591
Dir. of Survey
Downstream
Length Surveyed
164.1 ft.
Total Length
164.1 ft.
Structural Index
5
Structural Quick
5300
Structural Rating
15
O&M Index
0
O&M Quick
0000
O&M Rating
0
Overall Index
5
Overall Quick
Overall Rating
15
Pipe schematic from manhole 21 0622 to 21 0591
MH: 21 0622MH: 21 0591downstream0 ft. MWL - Water Level, 5 %of cross sectional area0 ft. MWM - Water Mark, 10 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 06222 ft. MGO - General Observation - MAG COATING6.3 ft. SRV - Surface Reinforcement Visible, from 12 to 02 o'clock, within 8 inches of joint: YES10 ft. SRV - Surface Reinforcement Visible, at 12 o'clock, within 8 inches of joint: NO42 ft. SRV - Surface Reinforcement Visible, at 12 o'clock, within 8 inches of joint: YES153.9 ft. MWL - Water Level, 15 %of cross sectional area153.9 ft. MWM - Water Mark, 25 %of cross sectional area164.1 ft. MGO - General Observation - CONNECTION AT MH 3 O'CLOCK164.1 ft. AMH - Downstream Manhole, Survey Ends - 21 0591

Observation photos (3)

  • General Observation - MAG COATING

    2 ft. - General Observation - MAG COATING

  • Surface Reinforcement Visible, from 12 to 02 o'clock, within 8 inches of joint: YES

    6.3 ft. - Surface Reinforcement Visible, from 12 to 02 o'clock, within 8 inches of joint: YES

  • Surface Reinforcement Visible, at 12 o'clock, within 8 inches of joint: YES

    42 ft. - Surface Reinforcement Visible, at 12 o'clock, within 8 inches of joint: YES

Observations (11)

DistanceCodeObservation
6.3SRV
153.9MWL
164.1MGOCONNECTION AT MH 3 O'CLOCK
2MGOMAG COATING
0MWL
10SRV
164.1AMH21 0591
153.9MWM
0MWM
0AMH21 0622
42SRV

Properties (7)

additional_info
630098041822202
custom_field_three
VISIBLE REINFORCEMENT
custom_field_two
2
customer
1
datetime
2022-04-19T01:49:12-07:00
documentation
PRO PIPE
is_lateral_inspection
false