Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 25, 2017, 11:03 AM
  • 22 1284_22 1283 _25092017_040423.mp4

Date
09/25/2017
W/O
658224
Weather
Dry
Operator/Surveyor
R.VARGAS
Sewer ID
Z00806
PipeID
P16480
Time
4:03 AM
Certificate
U-209-211
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K4275
Sewer Name
22 DISTRICT #22 MAIN RELIEF TRUNK
City
COVINA
Loc. details
Main Highway - Urban
Location Code
A
Use of Sewer
Sanitary Sewer
District
District 22
Page No.
31
Purpose
Routine Assessment
Project
WO_658224_TV22095_SEP2017
Sewer Type
Gravity
Material
Reinforced Concrete Pipe
Shape
Circular
Height
27 in.
Width
27 in.
Upstream MH
22 1284
Downstream MH
22 1283
Dir. of Survey
Downstream
Length Surveyed
496.6 ft.
Total Length
496.6 ft.
Structural Index
3
Structural Quick
3S00
Structural Rating
294
O&M Index
2
O&M Quick
2S11
O&M Rating
197
Overall Index
2
Overall Quick
Overall Rating
491
Pipe schematic from manhole 22 1284 to 22 1283
MH: 22 1284MH: 22 1283downstream0 ft. MGO - General Observation - CONNECTION AT MH 3 O'CLOCK ACTIVE0 ft. MWM - Water Mark, 25 %of cross sectional area0 ft. MWL - Water Level, 15 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 22 12840 ft. VC - Vermin Cockroach2.5 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2.5 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start493.5 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish493.5 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish496.6 ft. AMH - Downstream Manhole, Survey Ends - 22 1283

Observation photos (2)

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

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

  • Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock,  , within 8 inches of joint: YES, Start

    2.5 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start

Observations (10)

DistanceCodeObservation
2.5SAV
0MGOCONNECTION AT MH 3 O'CLOCK ACTIVE
0MWM
0MWL
496.6AMH22 1283
0AMH22 1284
493.5SAV
0VC
2.5DAGS
493.5DAGS

Properties (6)

additional_info
SC352121
custom_field_two
3
customer
LACSD
datetime
2017-09-25T04:03:43-07:00
is_lateral_inspection
false
year_laid
30238