Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jul 28, 2021, 05:03 AM
  • A 0745_A 0744_07272021_222035.mp4

Date
07/27/2021
W/O
901661
Weather
Dry
Operator/Surveyor
J. BUENROSTRO
Sewer ID
Z00314
PipeID
P07649
Time
10:03 PM
Certificate
U-715-07000770
System Owner
1
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K8689
Sewer Name
A JOA-1A CHINO BASIN WASTEWATER LINE
City
POMONA
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
20
Purpose
Routine Assessment
Project
WO_901661_TV21024_JUL2021
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
36 in.
Width
21 in.
Upstream MH
A 0745
Downstream MH
A 0744
Dir. of Survey
Downstream
Length Surveyed
475.4 ft.
Total Length
475.4 ft.
Structural Index
1
Structural Quick
1100
Structural Rating
1
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
2
Overall Quick
Overall Rating
3
Pipe schematic from manhole A 0745 to A 0744
MH: A 0745MH: A 0744downstream0 ft. MWL - Water Level, 20 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - A 07450.1 ft. MWM - Water Mark, 30 %of cross sectional area6 ft. MGO - General Observation - MAG COATING6 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start184.8 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start473.8 ft. SRI - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish473.8 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish475.4 ft. AMH - Downstream Manhole, Survey Ends - A 0744

Observation photos (2)

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

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

  • Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    184.8 ft. - Surface Roughness Increased, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

Observations (9)

DistanceCodeObservation
473.8SRI
475.4AMHA 0744
184.8SRI
6MGOMAG COATING
0.1MWM
0MWL
0AMHA 0745
473.8DAGS
6DAGS

Properties (7)

additional_info
630138072721201
custom_field_three
MAG COAT COVERING PIPE
custom_field_two
5
customer
1
datetime
2021-07-27T22:03:54-07:00
documentation
PROPIPE
is_lateral_inspection
false