Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jan 20, 2016, 11:21 AM
  • 20 0012_20 0011_20012016_032122.mp4

Date
01/20/2016
W/O
547093
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00734
PipeID
P18934
Time
3:21 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K3077
Sewer Name
20 AVENUE "P-8" TRUNK
City
PALMDALE
Loc. details
Easement/Right of Way
Location Code
D
Use of Sewer
Sanitary Sewer
District
District 20
Page No.
07
Purpose
Routine Assessment
Project
WO_547093_TV20018_JAN2016
Material
Reinforced Concrete Pipe
Shape
Circular
Height
24 in.
Upstream MH
20 0012
Downstream MH
20 0011
Dir. of Survey
Downstream
Length Surveyed
453.3 ft.
Total Length
453.3 ft.
Structural Index
3
Structural Quick
3Q2I
Structural Rating
363
O&M Index
2
O&M Quick
2Q00
O&M Rating
182
Overall Index
2
Overall Quick
Overall Rating
545
Pipe schematic from manhole 20 0012 to 20 0011
MH: 20 0012MH: 20 0011downstream0 ft. MWM - Water Mark, 40 %of cross sectional area0 ft. MWL - Water Level, 15 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 20 00122 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start4.4 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start155.6 ft. TFC - Tap Factory Made Capped, at 12 o'clock, -, within 8 inches of joint: NO, 6"188.8 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES211.4 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start308.7 ft. TFC - Tap Factory Made Capped, at 12 o'clock, -, within 8 inches of joint: NO, 6"451.8 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish451.8 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish451.8 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish453.3 ft. AMH - Downstream Manhole, Survey Ends - 20 0011

Observation photos (4)

  • 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 09 to 03 o'clock, within 8 inches of joint: YES, Start

    4.4 ft. - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

  • Deposits Settled Other,  10 %of cross sectional area, from 05 to 07 o'clock,  , within 8 inches of joint: YES

    188.8 ft. - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES

  • Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

    211.4 ft. - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start

Observations (13)

DistanceCodeObservation
453.3AMH20 0011
0MWM
451.8SAV
211.4SSS
451.8DAGS
0MWL
4.4SAV
188.8DSZ
451.8SSS
2DAGS
308.7TFC
155.6TFC
0AMH20 0012

Properties (5)

additional_info
SC225454
custom_field_two
3
customer
LACSD
datetime
2016-01-20T03:21:07-08:00
sewer_category
GRAVITY