Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 8, 2021, 11:02 AM
  • 20 0149_20 0148_03082021_041410.mp4

Date
03/08/2021
W/O
880303
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00745
PipeID
P19072
Time
3:02 AM
Certificate
U-0720-70309212
System Owner
1
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K8594
Sewer Name
20 TRUNK "D"
City
PALMDALE
Loc. details
Main Highway - Suburban/Rural
Location Code
B
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
06
Purpose
Routine Assessment
Project
WO_880303_TV20029_MAR2021
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
12 in.
Width
12 in.
Upstream MH
20 0149
Downstream MH
20 0148
Dir. of Survey
Downstream
Length Surveyed
390.6 ft.
Total Length
390.6 ft.
Structural Index
3
Structural Quick
3N2N
Structural Rating
385
O&M Index
2
O&M Quick
2N00
O&M Rating
154
Overall Index
2
Overall Quick
Overall Rating
539
Pipe schematic from manhole 20 0149 to 20 0148
MH: 20 0149MH: 20 0148downstream0 ft. MWM - Water Mark, 40 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 01490 ft. MWL - Water Level, 15 %of cross sectional area2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start2 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, Start23.3 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"51.7 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"76 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"325.7 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"350.2 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"370 ft. MWL - Water Level, 40 %of cross sectional area378.2 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"388.6 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish388.6 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish388.6 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish390.6 ft. AMH - Downstream Manhole, Survey Ends - 20 0148

Observation photos (3)

  • Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 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

  • Water Level, 40 %of cross sectional area

    370 ft. - Water Level, 40 %of cross sectional area

Observations (17)

DistanceCodeObservation
390.6AMH20 0148
51.7TFC
76TFC
0MWM
388.6SAP
2DAGS
370MWL
2SSS
0AMH20 0149
325.7TFC
388.6SSS
388.6DAGS
378.2TFC
350.2TFC
23.3TFC
0MWL
2SAP

Properties (7)

additional_info
630069030821001
custom_field_three
SPALLING/PROJECTING AGGREGATE
custom_field_two
2
customer
1
datetime
2021-03-08T03:02:02-08:00
documentation
PRO PIPE
is_lateral_inspection
false