Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Jan 20, 2016, 12:55 PM
  • 20 0010_20 0652_20012016_045618.mp4

Date
01/20/2016
W/O
547093
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00734
PipeID
P25472
Time
4:55 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 0010
Downstream MH
20 0652
Dir. of Survey
Downstream
Length Surveyed
432 ft.
Total Length
432 ft.
Structural Index
3
Structural Quick
3P2O
Structural Rating
420
O&M Index
3
O&M Quick
413I
O&M Rating
158
Overall Index
3
Overall Quick
Overall Rating
578
Pipe schematic from manhole 20 0010 to 20 0652
MH: 20 0010MH: 20 0652downstream0 ft. AMH - Upstream Manhole, Survey Begins - 20 00100 ft. MWM - Water Mark, 50 %of cross sectional area0 ft. MWL - Water Level, 25 %of cross sectional area2 ft. MGO - General Observation - MAG COATING 30%2 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Start2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start27.3 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Start178.8 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start430.2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Finish430.2 ft. DSZ - Deposits Settled Other, 15 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish430.2 ft. SSS - Surface Spalling, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish430.2 ft. SAV - Surface Aggregate Visible, from 09 to 03 o'clock, within 8 inches of joint: YES, Finish432 ft. AMH - Downstream Manhole, Survey Ends - 20 0652432 ft. MGO - General Observation - ACTIVE CONNECTION AT MH 8 O'CLOCK

Observation photos (4)

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

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

  • Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 03 to 09 o'clock, , within 8 inches of joint: YES, Start

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

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

  • Deposits Settled Other,  15 %of cross sectional area, from 05 to 07 o'clock,  , within 8 inches of joint: YES, Start

    178.8 ft. - Deposits Settled Other, 15 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start

Observations (14)

DistanceCodeObservation
0AMH20 0010
2MGOMAG COATING 30%
430.2DAGS
2SAV
178.8DSZ
27.3SSS
430.2DSZ
430.2SSS
432AMH20 0652
430.2SAV
0MWM
0MWL
2DAGS
432MGOACTIVE CONNECTION AT MH 8 O'CLOCK

Properties (5)

additional_info
SC225454
custom_field_two
3
customer
LACSD
datetime
2016-01-20T04:55:52-08:00
sewer_category
GRAVITY