Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 23, 2018, 10:15 AM
  • 20 0072_20 0071_23032018_033524.mp4

Date
03/23/2018
W/O
690552
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18993
Time
3:15 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K5497
Sewer Name
20 TRUNK "A"
City
PALMDALE
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
02
Purpose
Routine Assessment
Project
WO_690552_TV20023_MAR2018
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
18 in.
Width
18 in.
Upstream MH
20 0072
Downstream MH
20 0071
Dir. of Survey
Downstream
Length Surveyed
222.4 ft.
Total Length
222.4 ft.
Structural Index
3
Structural Quick
3H00
Structural Rating
132
O&M Index
2
O&M Quick
2H00
O&M Rating
88
Overall Index
3
Overall Quick
Overall Rating
220
Pipe schematic from manhole 20 0072 to 20 0071
MH: 20 0072MH: 20 0071downstream0 ft. AMH - Upstream Manhole, Survey Begins - 20 00720 ft. MWL - Water Level, 5 %of cross sectional area2 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - SLUDGE, DEBRIS2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start62.7 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 4"116 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"174 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 4"222.4 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish222.4 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"222.4 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish222.4 ft. MSA - Survey Abandoned - REVERSAL COMPLETE.

Observation photos (2)

  • Deposits Settled Other,  10 %of cross sectional area, from 05 to 07 o'clock,  , within 8 inches of joint: YES, Start - SLUDGE, DEBRIS

    2 ft. - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - SLUDGE, DEBRIS

  • 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

Observations (11)

DistanceCodeObservation
2DSZSLUDGE, DEBRIS
0AMH20 0072
222.4SAP
0MWL
222.4TFC
116TFC
62.7TFC
222.4DSZ
222.4MSAREVERSAL COMPLETE.
174TFC
2SAP

Properties (6)

additional_info
SC358505
custom_field_two
3
customer
LACSD
datetime
2018-03-23T03:15:29-07:00
documentation
PRO PIPE
is_lateral_inspection
false