Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 2, 2019, 06:32 AM
  • 20 0071_20 0070_04012019_234818.mp4

Date
04/01/2019
W/O
756009
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18992
Time
11:32 PM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K6442
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
RFIR_WO_756009_TV20023_MAR2019
Sewer Type
Gravity
Material
NRCP
Shape
Circular
Height
18 in.
Width
18 in.
Upstream MH
20 0071
Downstream MH
20 0070
Dir. of Survey
Downstream
Length Surveyed
388.5 ft.
Total Length
388.5 ft.
Structural Index
3
Structural Quick
3N2N
Structural Rating
385
O&M Index
3
O&M Quick
3N00
O&M Rating
231
Overall Index
3
Overall Quick
Overall Rating
616
Pipe schematic from manhole 20 0071 to 20 0070
MH: 20 0071MH: 20 0070downstream0 ft. AMH - Upstream Manhole, Survey Begins - 20 00710 ft. MWL - Water Level, 5 %of cross sectional area2 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 04 to 08 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, Start2 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Start27.8 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"76.5 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"126.9 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"175.4 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"223.3 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"275.8 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"324 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6"375.8 ft. TFC - Tap Factory Made Capped, at 10 o'clock, -, within 8 inches of joint: NO, 6"388.5 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish388.5 ft. AMH - Downstream Manhole, Survey Ends - 20 0070388.5 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish388.5 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish

Observation photos (3)

  • Deposits Settled Other,  15 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Settled Other, 15 %of cross sectional area, from 04 to 08 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

  • 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

Observations (17)

DistanceCodeObservation
388.5SSS
388.5AMH20 0070
324TFC
388.5DSZ
2DSZ
223.3TFC
2SAP
175.4TFC
375.8TFC
0AMH20 0071
275.8TFC
76.5TFC
126.9TFC
388.5SAP
0MWL
27.8TFC
2SSS

Properties (5)

additional_info
SC366210
customer
LACSD
datetime
2019-04-01T23:32:04-07:00
documentation
PRO PIPE
is_lateral_inspection
false