Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Aug 23, 2017, 10:02 AM
  • 21 0621_21 0620_08232017_030256.mp4

Date
08/23/2017
W/O
646223
Weather
Dry
Operator/Surveyor
S. LOPEZ
Sewer ID
Z00786
PipeID
P15773
Time
3:02 AM
Certificate
U-111-11880
System Owner
LACSD
Date Cleaned
Pre-Cleaning
No Pre-Cleaning
Media Label
K4720
Sewer Name
21 TRI-CITIES OUTFALL TRUNK
City
POMONA
Loc. details
Light Highway
Location Code
C
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
09
Purpose
Routine Assessment
Project
WO_646223_TV21082_JUL2017
Material
Vitrified Clay Pipe
Shape
Circular
Height
15 in.
Width
15 in.
Upstream MH
21 0620
Downstream MH
21 0621
Dir. of Survey
Upstream
Length Surveyed
413.2 ft.
Total Length
413.2 ft.
Structural Index
3
Structural Quick
3N00
Structural Rating
219
O&M Index
2
O&M Quick
2O00
O&M Rating
164
Overall Index
2
Overall Quick
Overall Rating
383
Pipe schematic from manhole 21 0620 to 21 0621
MH: 21 0620MH: 21 0621upstream0 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish0 ft. AMH - Upstream Manhole, Survey Ends - 21 06210 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish0 ft. MGO - General Observation - ACTIVE CONNECTION AT MH 10 O'CLOCK363.9 ft. CM - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start411.2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start413.2 ft. MWL - Water Level, 10 %of cross sectional area413.2 ft. AMH - Downstream Manhole, Survey Begins - 21 0620413.2 ft. MWM - Water Mark, 25 %of cross sectional area

Observation photos (2)

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

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

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

    49.3 ft. - Crack Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

Observations (9)

DistanceCodeObservation
413.2DAGS
0MWL
2DAGS
413.2AMH21 0621
0AMH21 0620
413.2CM
413.2MGOACTIVE CONNECTION AT MH 10 O'CLOCK
49.3CM
0MWM

Properties (5)

additional_info
SC345722
custom_field_two
4
customer
LACSD
datetime
2017-08-23T03:02:07-07:00
sewer_category
Gravity