Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 20, 2019, 05:37 AM
  • 20 0046_20 0045_03192019_225338.mp4

Date
03/19/2019
W/O
756628
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18967
Time
10:37 PM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K6431
Sewer Name
20 TRUNK "A"
City
PALMDALE
Loc. details
Easement/Right of Way
Location Code
D
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
03
Purpose
Routine Assessment
Project
WO_756628_TV20026_MAR2019
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
24 in.
Width
24 in.
Upstream MH
20 0045
Downstream MH
20 0046
Dir. of Survey
Upstream
Length Surveyed
381.3 ft.
Total Length
381.3 ft.
Structural Index
3
Structural Quick
3N2N
Structural Rating
380
O&M Index
2
O&M Quick
2N00
O&M Rating
154
Overall Index
2
Overall Quick
Overall Rating
534
Pipe schematic from manhole 20 0045 to 20 0046
MH: 20 0045MH: 20 0046upstream0 ft. AMH - Upstream Manhole, Survey Ends - 20 00461.7 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish1.7 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish1.7 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish117.4 ft. TFC - Tap Factory Made Capped, at 12 o'clock, -, within 8 inches of joint: NO, 6"201.6 ft. RFB - Roots Fine Barrell, from 09 to 12 o'clock, within 8 inches of joint: NO245.4 ft. TFC - Tap Factory Made Capped, at 12 o'clock, -, within 8 inches of joint: NO, 6"379.3 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start379.3 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start379.3 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start381.3 ft. AMH - Downstream Manhole, Survey Begins - 20 0045381.3 ft. MWL - Water Level, 15 %of cross sectional area381.3 ft. MWM - Water Mark, 20 %of cross sectional area

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

  • Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

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

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

  • Roots Fine Barrell, from 09 to 12 o'clock, within 8 inches of joint: NO

    179.7 ft. - Roots Fine Barrell, from 09 to 12 o'clock, within 8 inches of joint: NO

Observations (13)

DistanceCodeObservation
179.7RFB
0AMH20 0045
2SSS
381.3AMH20 0046
379.6SAV
263.9TFC
135.9TFC
0MWL
379.6SSS
2DAGS
0MWM
2SAV
379.6DAGS

Properties (6)

additional_info
SC365949
custom_field_two
2
customer
LACSD
datetime
2019-03-19T22:37:18-07:00
documentation
PRO PIPE
is_lateral_inspection
false