Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 10, 2021, 08:04 AM
  • 20 0613_20 0073_03102021_011128.mp4

Date
03/10/2021
W/O
880302
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18995
Time
12:04 AM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K8596
Sewer Name
20 TRUNK "A"
City
PALMDALE
Loc. details
Main Highway - Suburban/Rural
Location Code
B
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
02
Purpose
Routine Assessment
Project
RFIR_WO_880302_TV20023_MAR2021
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
18 in.
Width
18 in.
Upstream MH
20 0613
Downstream MH
20 0073
Dir. of Survey
Downstream
Length Surveyed
26.2 ft.
Total Length
26.2 ft.
Structural Index
3
Structural Quick
3525
Structural Rating
25
O&M Index
3
O&M Quick
3400
O&M Rating
12
Overall Index
3
Overall Quick
Overall Rating
37
Pipe schematic from manhole 20 0613 to 20 0073
MH: 20 0613MH: 20 0073downstream0 ft. MGO - General Observation - CONNECTION AT MH 9 O'CLOCK0 ft. AMH - Upstream Manhole, Survey Begins - 20 06130 ft. MWL - Water Level, 5 %of cross sectional area2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start4.2 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - DEBRIS26.2 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish26.2 ft. MSA - Survey Abandoned - DUE TO DEBRIS26.2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish26.2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish

Observation photos (4)

  • 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

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

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

  • Deposits Settled Other,  15 %of cross sectional area, from 05 to 07 o'clock,  , within 8 inches of joint: YES, Start - DEBRIS

    4.2 ft. - Deposits Settled Other, 15 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - DEBRIS

  • Survey Abandoned - DUE TO DEBRIS

    26.2 ft. - Survey Abandoned - DUE TO DEBRIS

Observations (10)

DistanceCodeObservation
26.2DSZ
0MGOCONNECTION AT MH 9 O'CLOCK
26.2MSADUE TO DEBRIS
0AMH20 0613
26.2SAP
26.2SSS
2SSS
4.2DSZDEBRIS
2SAP
0MWL

Properties (7)

additional_info
630069030921201
custom_field_three
SPALLING/PROJECTING AGGREGATE/DEBRIS
custom_field_two
2
customer
1
datetime
2021-03-10T00:04:00-08:00
documentation
PRO PIPE
is_lateral_inspection
false