Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 20, 2019, 05:53 AM
  • 20 0047_20 0046_03192019_231214.mp4

Date
03/19/2019
W/O
756628
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18968
Time
10:53 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 0046
Downstream MH
20 0047
Dir. of Survey
Upstream
Length Surveyed
379.2 ft.
Total Length
379.2 ft.
Structural Index
3
Structural Quick
3N2N
Structural Rating
375
O&M Index
2
O&M Quick
2N00
O&M Rating
150
Overall Index
2
Overall Quick
Overall Rating
525
Pipe schematic from manhole 20 0046 to 20 0047
MH: 20 0046MH: 20 0047upstream0 ft. AMH - Upstream Manhole, Survey Ends - 20 00470.5 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish0.5 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish0.5 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish131.7 ft. TFC - Tap Factory Made Capped, at 12 o'clock, -, within 8 inches of joint: NO, 6"377.2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start377.2 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start377.2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start379.2 ft. MWL - Water Level, 10 %of cross sectional area379.2 ft. AMH - Downstream Manhole, Survey Begins - 20 0046379.2 ft. MWM - Water Mark, 15 %of cross sectional area

Observation photos (3)

  • 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 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

  • 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

Observations (11)

DistanceCodeObservation
247.5TFC
0MWL
0AMH20 0046
2SSS
2SAV
378.7SAV
378.7DAGS
379.2AMH20 0047
2DAGS
0MWM
378.7SSS

Properties (6)

additional_info
SC365949
custom_field_two
2
customer
LACSD
datetime
2019-03-19T22:53:50-07:00
documentation
PRO PIPE
is_lateral_inspection
false