Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 24, 2016, 07:05 AM
  • 21 0787A_21 0787_20160324_001432.mp4

Date
03/24/2016
W/O
557615
Weather
Dry
Operator/Surveyor
J. HARTOOG
Sewer ID
Z00773
PipeID
P15902
Time
12:05 AM
Certificate
U-507-03-3386
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K3235
Sewer Name
21 LA VERNE TRUNK, SECTION 3
City
POMONA, CA
Loc. details
Parking Lot
Location Code
G
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
09
Purpose
Routine Assessment
Project
WO_557615_TV21048_2016MAR
Material
Vitrified Clay Pipe
Shape
Circular
Height
12 in.
Upstream MH
21 0787A
Downstream MH
21 0787
Dir. of Survey
Downstream
Length Surveyed
98.8 ft.
Total Length
98.8 ft.
Structural Index
3
Structural Quick
4121
Structural Rating
6
O&M Index
2
O&M Quick
2100
O&M Rating
2
Overall Index
3
Overall Quick
Overall Rating
8
Pipe schematic from manhole 21 0787A to 21 0787
MH: 21 0787AMH: 21 0787downstream0 ft. MWL - Water Level, 5 %of cross sectional area0 ft. AMH - Upstream Manhole, Survey Begins - 21 0787A0 ft. MWM - Water Mark, 25 %of cross sectional area7.1 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Start10 ft. FM - Fracture Multiple, from 09 to 04 o'clock, within 8 inches of joint: YES12.2 ft. FC - Fracture Circumferential, from 07 to 10 o'clock, within 8 inches of joint: YES52 ft. TBA - Tap Break-In Active, at 10 o'clock, -, within 8 inches of joint: NO, 4"96.2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish98.8 ft. AMH - Downstream Manhole, Survey Ends - 21 0787

Observation photos (3)

  • Fracture Multiple, from 09 to 04 o'clock, within 8 inches of joint: YES

    10 ft. - Fracture Multiple, from 09 to 04 o'clock, within 8 inches of joint: YES

  • Fracture Circumferential, from 07 to 10 o'clock, within 8 inches of joint: YES

    12.2 ft. - Fracture Circumferential, from 07 to 10 o'clock, within 8 inches of joint: YES

  • Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock,  , within 8 inches of joint: YES, Finish

    96.2 ft. - Deposits Attached Grease, 5 %of cross sectional area, from 05 to 07 o'clock, , within 8 inches of joint: YES, Finish

Observations (9)

DistanceCodeObservation
98.8AMH21 0787
0MWL
52TBA
10FM
12.2FC
96.2DAGS
7.1DAGS
0AMH21 0787A
0MWM

Properties (5)

additional_info
SC305326
custom_field_two
4
customer
LACSD
datetime
2016-03-24T00:05:52-07:00
sewer_category
GRAVITY