Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jan 22, 2020, 04:16 PM
  • A 0674_A 0673 _01222020_083624.mp4

Date
01/22/2020
W/O
803106
Weather
Dry
Operator/Surveyor
M.MARTINEZ
Sewer ID
Z00316
PipeID
P07883
Time
8:16 AM
Certificate
U-115-06022794
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K6850
Sewer Name
A JOA-1A DISTRICT 21 INTERCEPTOR
City
DIAMOND BAR
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
36
Purpose
Routine Assessment
Project
WO_803106_TV21027_DEC2019
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
42 in.
Width
42 in.
Upstream MH
A 0674
Downstream MH
A 0673
Dir. of Survey
Downstream
Length Surveyed
682.6 ft.
Total Length
682.6 ft.
Structural Index
3
Structural Quick
3121
Structural Rating
5
O&M Index
0
O&M Quick
0000
O&M Rating
0
Overall Index
3
Overall Quick
Overall Rating
5
Pipe schematic from manhole A 0674 to A 0673
MH: A 0674MH: A 0673downstream0 ft. AMH - Upstream Manhole, Survey Begins - A 06740 ft. MGO - General Observation - CONNECTION AT MH 9 O'CLOCK0 ft. MWL - Water Level, 20 %of cross sectional area0 ft. MWM - Water Mark, 40 %of cross sectional area2 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - PARTIALLY THROUGHOUT2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. MGO - General Observation - MAG COAT THROUGHOUT41.4 ft. TB - Tap Break-In, at 10 o'clock, -, within 8 inches of joint: NO, 15"681 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish681.1 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish682.5 ft. MGO - General Observation - CONNECTION AT MH 9 O'CLOCK682.6 ft. AMH - Downstream Manhole, Survey Ends - A 0673

Observation photos (3)

  • Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - PARTIALLY THROUGHOUT

    2 ft. - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start - PARTIALLY THROUGHOUT

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

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

  • General Observation - MAG COAT THROUGHOUT

    2 ft. - General Observation - MAG COAT THROUGHOUT

Observations (12)

DistanceCodeObservation
682.6AMHA 0673
2SAVPARTIALLY THROUGHOUT
682.5MGOCONNECTION AT MH 9 O'CLOCK
0AMHA 0674
2SSS
0MGOCONNECTION AT MH 9 O'CLOCK
2MGOMAG COAT THROUGHOUT
0MWL
681.1SAV
0MWM
41.4TB
681SSS

Properties (5)

custom_field_two
3
customer
LACSD
datetime
2020-01-22T08:16:51-08:00
documentation
PRO PIPE
is_lateral_inspection
false