Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 23, 2018, 08:31 AM
  • 20 0069_20 0068_23032018_014624.mp4

Date
03/23/2018
W/O
690552
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18990
Time
1:31 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 0069
Downstream MH
20 0068
Dir. of Survey
Downstream
Length Surveyed
386.9 ft.
Total Length
386.9 ft.
Structural Index
3
Structural Quick
3N2N
Structural Rating
385
O&M Index
2
O&M Quick
2M00
O&M Rating
140
Overall Index
2
Overall Quick
Overall Rating
525
Pipe schematic from manhole 20 0069 to 20 0068
MH: 20 0069MH: 20 0068downstream0 ft. MWL - Water Level, 5 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 00692 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, Start38.9 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start - DEBRIS47.4 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"98 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 4"98 ft. MGO - General Observation - MAG COATING THROUGHOUT 80%148.7 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"198 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"246.3 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"298.8 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 4"347.2 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 4"386.9 ft. AMH - Downstream Manhole, Survey Ends - 20 0068386.9 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish386.9 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish386.9 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 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,  10 %of cross sectional area, from 05 to 07 o'clock,  , within 8 inches of joint: YES, Start - DEBRIS

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

  • Downstream Manhole, Survey Ends - 20 0068

    386.9 ft. - Downstream Manhole, Survey Ends - 20 0068

Observations (17)

DistanceCodeObservation
198TFC
298.8TFC
98TFC
0MWL
0AMH20 0069
38.9DSZDEBRIS
47.4TFC
386.9AMH20 0068
2SSS
386.9SSS
386.9SAP
98MGOMAG COATING THROUGHOUT 80%
2SAP
386.9DSZ
246.3TFC
347.2TFC
148.7TFC

Properties (6)

additional_info
SC358505
custom_field_two
2
customer
LACSD
datetime
2018-03-23T01:31:40-07:00
documentation
PRO PIPE
is_lateral_inspection
false