Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 25, 2017, 10:34 AM
  • 22 1285_22 1284 _25092017_033527.mp4

Date
09/25/2017
W/O
658224
Weather
Dry
Operator/Surveyor
R.VARGAS
Sewer ID
Z00806
PipeID
P16481
Time
3:34 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
Material
Reinforced Concrete Pipe
Shape
Circular
Height
27 in.
Width
27 in.
Upstream MH
22 1285
Downstream MH
22 1284
Dir. of Survey
Downstream
Length Surveyed
500.9 ft.
Total Length
500.9 ft.
Structural Index
3
Structural Quick
3S00
Structural Rating
297
O&M Index
2
O&M Quick
2S00
O&M Rating
198
Overall Index
3
Overall Quick
Overall Rating
495
Pipe schematic from manhole 22 1285 to 22 1284
MH: 22 1285MH: 22 1284downstream0 ft. MWL - Water Level, 15 %of cross sectional area0 ft. MWM - Water Mark, 25 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 22 12852.2 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Start2.2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start498.7 ft. SAV - Surface Aggregate Visible, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish498.7 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish500.9 ft. MGO - General Observation - CONNECTION AT MH 3 O'CLOCK ACTIVE500.9 ft. AMH - Downstream Manhole, Survey Ends - 22 1284

Observation photos (2)

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

    2.2 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

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

Observations (9)

DistanceCodeObservation
498.7SAV
2.2SAV
0MWL
500.9MGOCONNECTION AT MH 3 O'CLOCK ACTIVE
0MWM
0AMH22 1285
498.7DAGS
2.2DAGS
500.9AMH22 1284

Properties (6)

additional_info
SC352121
custom_field_two
3
customer
LACSD
datetime
2017-09-25T03:34:48-07:00
sewer_category
Gravity
year_laid
30238