Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Sep 29, 2017, 05:37 PM
  • 22 1028_22 1027_9292017_103830.mp4

Date
09/29/2017
W/O
0596837
Weather
Dry
Operator/Surveyor
SANTIAGO OBREGON
Sewer ID
Z00819
PipeID
P17397
Time
10:37 AM
Certificate
U-1014-06022541
System Owner
LACSD
Date Cleaned
Pre-Cleaning
Not Known
Media Label
G7525
Sewer Name
22 LORAINE TRUNK
City
GLENDORA
Loc. details
Other
Location Code
Z
Use of Sewer
Sanitary Sewer
District
District 22
Page No.
14
Purpose
Routine Assessment
Project
20170929SHO_LORAINE_TRUNK
Material
Vitrified Clay Pipe
Shape
Circular
Height
12 in.
Upstream MH
22 1028
Downstream MH
22 1027
Dir. of Survey
Downstream
Length Surveyed
271.6 ft.
Total Length
271.6 ft.
Structural Index
2
Structural Quick
2211
Structural Rating
5
O&M Index
2
O&M Quick
3123
O&M Rating
9
Overall Index
2
Overall Quick
Overall Rating
14
Pipe schematic from manhole 22 1028 to 22 1027
MH: 22 1028MH: 22 1027downstream0 ft. AMH - Upstream Manhole, Survey Begins - 10400 ft. MWM - Water Mark, 35 %of cross sectional area0 ft. MGO - General Observation - ACTIVE CONNECTION IN THE MH @ 3 O CLOCK0 ft. MWL - Water Level, 25 %of cross sectional area3.2 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Start39.1 ft. TFC - Tap Factory Made Capped, at 02 o'clock, -, within 8 inches of joint: NO, 6", 6"107.9 ft. TF - Tap Factory Made, at 02 o'clock, -, within 8 inches of joint: NO, 6" - OPEN156 ft. CC - Crack Circumferential, from 01 to 02 o'clock, within 8 inches of joint: YES173.6 ft. TFD - Tap Factory Made Defective, at 02 o'clock, -, within 8 inches of joint: NO, 6" - 20% ROOTS, OPEN237.6 ft. RMC - Roots Medium Connection, from 02 to 05 o'clock, 10 %, within 8 inches of joint: NO239.3 ft. TFD - Tap Factory Made Defective, at 02 o'clock, -, within 8 inches of joint: NO, 6" - 80% ROOTS, OPEN249.6 ft. SSS - Surface Spalling, from 01 to 02 o'clock, within 8 inches of joint: YES266.5 ft. FC - Fracture Circumferential, from 08 to 10 o'clock, within 8 inches of joint: YES269.5 ft. DAGS - Deposits Attached Grease, 5 %of cross sectional area, from 04 to 08 o'clock, , within 8 inches of joint: YES, Finish271.6 ft. AMH - Downstream Manhole, Survey Ends - 1050

Observation photos (3)

  • Roots Medium Connection, from 02 to 05 o'clock, 10 %, within 8 inches of joint: NO

    237.6 ft. - Roots Medium Connection, from 02 to 05 o'clock, 10 %, within 8 inches of joint: NO

  • Surface Spalling, from 01 to 02 o'clock, within 8 inches of joint: YES

    249.6 ft. - Surface Spalling, from 01 to 02 o'clock, within 8 inches of joint: YES

  • Fracture Circumferential, from 08 to 10 o'clock, within 8 inches of joint: YES

    266.5 ft. - Fracture Circumferential, from 08 to 10 o'clock, within 8 inches of joint: YES

Observations (15)

DistanceCodeObservation
3.2DAGS
269.5DAGS
239.3TFD80% ROOTS, OPEN
107.9TFOPEN
0AMH1040
271.6AMH1050
156CC
237.6RMC
249.6SSS
266.5FC
0MWM
39.1TFC
0MGOACTIVE CONNECTION IN THE MH @ 3 O CLOCK
173.6TFD20% ROOTS, OPEN
0MWL

Properties (4)

custom_field_three
SPALLING & FRACTURE
custom_field_two
3
customer
LACSD
datetime
2017-09-29T10:37:13-07:00