Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Dec 17, 2019, 04:14 PM
  • 22 0387A_22 0387 _12172019_084807.mp4

Date
12/17/2019
W/O
798663
Weather
Dry
Operator/Surveyor
M.MARTINEZ
Sewer ID
Z00831
PipeID
P16721
Time
8:14 AM
Certificate
U-115-06022794
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K6834
Sewer Name
22 WALNUT CREEK TRUNK, SECTION 3
City
COVINA
Loc. details
Easement/Right of Way
Location Code
D
Use of Sewer
Sanitary Sewer
District
District 22
Page No.
33
Purpose
Routine Assessment
Project
WO_798663_TV22066_NOV2019
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
18 in.
Width
18 in.
Upstream MH
22 0387A
Downstream MH
22 0387
Dir. of Survey
Downstream
Length Surveyed
435 ft.
Total Length
435 ft.
Structural Index
3
Structural Quick
3121
Structural Rating
5
O&M Index
2
O&M Quick
2111
O&M Rating
3
Overall Index
2
Overall Quick
Overall Rating
8
Pipe schematic from manhole 22 0387A to 22 0387
MH: 22 0387AMH: 22 0387downstream0 ft. AMH - Upstream Manhole, Survey Begins - 22 0387A0.1 ft. MWM - Water Mark, 25 %of cross sectional area0.1 ft. MWL - Water Level, 20 %of cross sectional area2 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 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. MGO - General Observation - 65% MAG COAT THROUGHOUT2 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start384 ft. LL - Alignment Left, 10 %430 ft. SSS - Surface Spalling, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish431.4 ft. DAGS - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish431.4 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish435 ft. AMH - Downstream Manhole, Survey Ends - 22 0387

Observation photos (5)

  • Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    2 ft. - Deposits Attached Grease, 10 %of cross sectional area, from 04 to 08 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

  • General Observation - 65% MAG COAT THROUGHOUT

    2 ft. - General Observation - 65% MAG COAT THROUGHOUT

  • 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

  • Alignment Left, 10 %

    384 ft. - Alignment Left, 10 %

Observations (12)

DistanceCodeObservation
0.1MWM
430SSS
0.1MWL
2DAGS
384LL
2SSS
2MGO65% MAG COAT THROUGHOUT
435AMH22 0387
431.4DAGS
431.4SAV
0AMH22 0387A
2SAV

Properties (5)

custom_field_two
3
customer
LACSD
datetime
2019-12-17T08:14:50-08:00
documentation
PRO PIPE
is_lateral_inspection
false