Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Feb 14, 2022, 09:25 AM
  • A 0771_A 0770_2142022_014626.mp4

Date
02/14/2022
W/O
0931750
Weather
Dry
Operator/Surveyor
MARTIN
Sewer ID
Z00314
PipeID
P07675
Time
1:25 AM
Certificate
U-1014-06022543
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
H3014
Sewer Name
A JOA-1A CHINO BASIN WASTEWATER LINE
City
POMONA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
21
Purpose
Capital Improvement Program Assesment
Project
20220214MDM_JOA_1A_CHINO_BASIN_WASTEWATER_LINE
Material
Reinforced Concrete Pipe
Shape
Circular
Height
36 in.
Upstream MH
A 0770
Downstream MH
A 0771
Dir. of Survey
Upstream
Length Surveyed
5.7 ft.
Total Length
5.7 ft.
Structural Index
3
Structural Quick
4121
Structural Rating
6
O&M Index
5
O&M Quick
5100
O&M Rating
5
Overall Index
4
Overall Quick
Overall Rating
11
Pipe schematic from manhole A 0770 to A 0771
MH: A 0770MH: A 0771upstream0 ft. MSA - Survey Abandoned - VEIW UPLEG DOWNSTREAM SIPHON0.7 ft. SAM - Surface Aggregate Missing, from 10 to 02 o'clock, within 8 inches of joint: YES, Finish - SEVERE AGG0.7 ft. SSS - Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: NO, Finish - BLISTERING PEELING CONCRETE3.7 ft. SAM - Surface Aggregate Missing, from 10 to 02 o'clock, within 8 inches of joint: YES, Start - SEVERE AGG3.7 ft. SSS - Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: NO, Start - BLISTERING PEELING CONCRETE4.7 ft. MGO - General Observation - AIRLINE5.7 ft. AMH - Upstream Manhole, Survey Begins - 1:35AM5.7 ft. MWM - Water Mark, 80 %of cross sectional area5.7 ft. MWL - Water Level, 70 %of cross sectional area

Observation photos (4)

  • General Observation - AIRLINE

    1 ft. - General Observation - AIRLINE

  • Surface Aggregate Missing, from 10 to 02 o'clock, within 8 inches of joint: YES, Start - SEVERE AGG

    2 ft. - Surface Aggregate Missing, from 10 to 02 o'clock, within 8 inches of joint: YES, Start - SEVERE AGG

  • Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: NO, Start - BLISTERING PEELING CONCRETE

    2 ft. - Surface Spalling, from 10 to 02 o'clock, within 8 inches of joint: NO, Start - BLISTERING PEELING CONCRETE

  • Survey Abandoned - VEIW UPLEG DOWNSTREAM SIPHON

    5.7 ft. - Survey Abandoned - VEIW UPLEG DOWNSTREAM SIPHON

Observations (9)

DistanceCodeObservation
5.7MSAVEIW UPLEG DOWNSTREAM SIPHON
2SAMSEVERE AGG
5SAMSEVERE AGG
1MGOAIRLINE
2SSSBLISTERING PEELING CONCRETE
0AMH1:35AM
5SSSBLISTERING PEELING CONCRETE
0MWM
0MWL

Properties (7)

additional_info
UPLEG DOWNSTREAM SIPHON
custom_field_three
LONG CIRCUM REBAR CORRODED MISSING UPSTREAM SIPHON
custom_field_two
1
customer
LACSD
datetime
2022-02-14T01:25:00-08:00
documentation
MARTIN,REVELES,OLIVER 111
is_lateral_inspection
false