Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jan 31, 2017, 09:59 AM
  • 20 0123_20 0122 _01312017_020328.mp4

Date
01/31/2017
W/O
618961
Weather
Dry
Operator/Surveyor
JUAN B
Sewer ID
Z00744
PipeID
P19046
Time
1:59 AM
Certificate
U-715-07000770
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K4225
Sewer Name
20 TRUNK "C"
City
PALMDALE
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
01
Purpose
Routine Assessment
Project
WO_618961_TV20027_FEB2017
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
12 in.
Width
12 in.
Upstream MH
20 0123
Downstream MH
20 0122
Dir. of Survey
Downstream
Length Surveyed
390.2 ft.
Total Length
390.2 ft.
Structural Index
3
Structural Quick
3N2O
Structural Rating
387
O&M Index
2
O&M Quick
2N00
O&M Rating
154
Overall Index
2
Overall Quick
Overall Rating
541
Pipe schematic from manhole 20 0123 to 20 0122
MH: 20 0123MH: 20 0122downstream0 ft. MWL - Water Level, 10 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 01230 ft. MWM - Water Mark, 10 %of cross sectional area3.3 ft. SSS - Surface Spalling, from 07 to 05 o'clock, within 8 inches of joint: NO, Start3.3 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start3.3 ft. SAV - Surface Aggregate Visible, from 07 to 05 o'clock, within 8 inches of joint: YES, Start50.1 ft. TFC - Tap Factory Made Capped, at 09 o'clock, -, within 8 inches of joint: NO, 4"54.6 ft. TF - Tap Factory Made, at 03 o'clock, -, within 8 inches of joint: NO, 4"108.7 ft. CL - Crack Longitudinal, at 11 o'clock, within 8 inches of joint: YES147.2 ft. TFC - Tap Factory Made Capped, at 09 o'clock, -, within 8 inches of joint: NO, 4"151.1 ft. TFC - Tap Factory Made Capped, at 03 o'clock, -, within 8 inches of joint: NO, 4"248 ft. TFC - Tap Factory Made Capped, at 09 o'clock, -, within 8 inches of joint: NO, 4"252.1 ft. TFC - Tap Factory Made Capped, at 03 o'clock, -, within 8 inches of joint: NO, 4"390.2 ft. AMH - Downstream Manhole, Survey Ends - 20 0122390.2 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish390.2 ft. SSS - Surface Spalling, from 07 to 05 o'clock, within 8 inches of joint: NO, Finish390.2 ft. SAV - Surface Aggregate Visible, from 07 to 05 o'clock, within 8 inches of joint: YES, Finish

Observation photos (4)

  • Surface Spalling, from 07 to 05 o'clock, within 8 inches of joint: NO, Start

    3.3 ft. - Surface Spalling, from 07 to 05 o'clock, within 8 inches of joint: NO, Start

  • Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    3.3 ft. - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

  • Surface Aggregate Visible, from 07 to 05 o'clock, within 8 inches of joint: YES, Start

    3.3 ft. - Surface Aggregate Visible, from 07 to 05 o'clock, within 8 inches of joint: YES, Start

  • Crack Longitudinal, at 11 o'clock, within 8 inches of joint: YES

    108.7 ft. - Crack Longitudinal, at 11 o'clock, within 8 inches of joint: YES

Observations (17)

DistanceCodeObservation
54.6TF
248TFC
390.2AMH20 0122
390.2DAGS
151.1TFC
50.1TFC
390.2SSS
252.1TFC
3.3SSS
0MWL
3.3DAGS
3.3SAV
147.2TFC
108.7CL
390.2SAV
0AMH20 0123
0MWM

Properties (4)

additional_info
SC306727
custom_field_two
2
customer
LACSD
datetime
2017-01-31T01:59:00-08:00