Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Apr 3, 2019, 08:47 AM
  • 20 0067_20 0066_04032019_015914.mp4

Date
04/03/2019
W/O
756628
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00742
PipeID
P18988
Time
1:47 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K6445
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
WO_756628_TV20026_MAR2019
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
18 in.
Width
18 in.
Upstream MH
20 0067
Downstream MH
20 0066
Dir. of Survey
Downstream
Length Surveyed
333.5 ft.
Total Length
333.5 ft.
Structural Index
3
Structural Quick
5L3L
Structural Rating
650
O&M Index
2
O&M Quick
2L00
O&M Rating
132
Overall Index
3
Overall Quick
Overall Rating
782
Pipe schematic from manhole 20 0067 to 20 0066
MH: 20 0067MH: 20 0066downstream0 ft. AMH - Upstream Manhole, Survey Begins - 20 00670 ft. MWL - Water Level, 10 %of cross sectional area2 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 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, Start2 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Start11.9 ft. SRV - Surface Reinforcement Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start331.8 ft. DSZ - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish331.8 ft. SAP - Surface Aggregate Projecting, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish331.8 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish331.8 ft. SRV - Surface Reinforcement Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish333.5 ft. AMH - Downstream Manhole, Survey Ends - 20 0066

Observation photos (4)

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

    2 ft. - Deposits Settled Other, 10 %of cross sectional area, from 05 to 07 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

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

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

Observations (11)

DistanceCodeObservation
2DSZ
2SSS
331.8DSZ
2SAP
331.8SAP
0AMH20 0067
333.5AMH20 0066
331.8SSS
331.8SRV
11.9SRV
0MWL

Properties (6)

additional_info
SC366213
custom_field_two
2
customer
LACSD
datetime
2019-04-03T01:47:31-07:00
documentation
PRO PIPE
is_lateral_inspection
false