Sanitation Districts of Los Angeles Countyt4 Spatial
Wastewater/Activity/PacpInspection/1.0Mar 10, 2021, 06:14 AM
  • 21 0821A_21 0821_03092021_232630.mp4

Date
03/09/2021
W/O
880263
Weather
Dry
Operator/Surveyor
M.MARTINEZ
Sewer ID
Z00772
PipeID
P15922
Time
10:14 PM
Certificate
U-115-06022794
System Owner
1
Date Cleaned
Pre-Cleaning
Not Known
Media Label
K8630
Sewer Name
21 LA VERNE TRUNK, SECTION 2
City
LA VERNE
Loc. details
Easement/Right of Way
Location Code
D
Use of Sewer
Sanitary Sewer
District
District 21
Page No.
05
Purpose
Capital Improvement Program Assesment
Project
RFIR_WO_880263_TV21092_MAR2021
Sewer Type
Gravity
Material
Vitrified Clay Pipe
Shape
Circular
Height
12 in.
Width
12 in.
Upstream MH
21 0821A
Downstream MH
21 0821
Dir. of Survey
Downstream
Length Surveyed
76.7 ft.
Total Length
76.7 ft.
Structural Index
3
Structural Quick
4738
Structural Rating
57
O&M Index
2
O&M Quick
4114
O&M Rating
8
Overall Index
3
Overall Quick
Overall Rating
65
Pipe schematic from manhole 21 0821A to 21 0821
MH: 21 0821AMH: 21 0821downstream0 ft. MWL - Water Level, 25 %of cross sectional area0 ft. MWM - Water Mark, 35 %of cross sectional area0 ft. MGO - General Observation - CONNECTION AT MH, 3 O'CLOCK0 ft. AMH - Upstream Manhole, Survey Begins - 21 0821A5.2 ft. FL - Fracture Longitudinal, at 12 o'clock, within 8 inches of joint: YES7.7 ft. FL - Fracture Longitudinal, at 12 o'clock, within 8 inches of joint: YES, Start15.4 ft. FM - Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Start15.4 ft. FL - Fracture Longitudinal, at 12 o'clock, within 8 inches of joint: YES, Finish33.1 ft. RFJ - Roots Fine Joint, from 08 to 04 o'clock, within 8 inches of joint: YES, Start51.3 ft. FM - Fracture Multiple, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish51.3 ft. SCP - Surface Corrosion Metal Pipe, from 12 to 12 o'clock, within 8 inches of joint: YES, Start51.3 ft. RFJ - Roots Fine Joint, from 08 to 04 o'clock, within 8 inches of joint: YES, Finish51.3 ft. MMC - Material Change, Cast Iron67.4 ft. MWLS - Water Level, Sag in pipe, 20 %of cross sectional area, Start75.8 ft. SCP - Surface Corrosion Metal Pipe, from 12 to 12 o'clock, within 8 inches of joint: YES, Finish75.8 ft. MMC - Material Change, Vitrified clay pipe76.7 ft. JAM - Joint Angular Medium76.7 ft. MCU - Camera Underwater76.7 ft. MWLS - Water Level, Sag in pipe, 20 %of cross sectional area, Finish76.7 ft. MSA - Survey Abandoned - CAMERA UNDERWATER

Observation photos (11)

  • Fracture Longitudinal, at 12 o'clock, within 8 inches of joint: YES

    5.2 ft. - Fracture Longitudinal, at 12 o'clock, within 8 inches of joint: YES

  • Fracture Longitudinal, at 12 o'clock, within 8 inches of joint: YES, Start

    7.7 ft. - Fracture Longitudinal, at 12 o'clock, within 8 inches of joint: YES, Start

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

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

  • Roots Fine Joint, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

    33.1 ft. - Roots Fine Joint, from 08 to 04 o'clock, within 8 inches of joint: YES, Start

  • Surface Corrosion Metal Pipe, from 12 to 12 o'clock, within 8 inches of joint: YES, Start

    51.3 ft. - Surface Corrosion Metal Pipe, from 12 to 12 o'clock, within 8 inches of joint: YES, Start

  • Material Change, Cast Iron

    51.3 ft. - Material Change, Cast Iron

  • Water Level, Sag in pipe, 20 %of cross sectional area, Start

    67.4 ft. - Water Level, Sag in pipe, 20 %of cross sectional area, Start

  • Material Change, Vitrified clay pipe

    75.8 ft. - Material Change, Vitrified clay pipe

  • Joint Angular Medium

    76.7 ft. - Joint Angular Medium

  • Camera Underwater

    76.7 ft. - Camera Underwater

  • Survey Abandoned - CAMERA UNDERWATER

    76.7 ft. - Survey Abandoned - CAMERA UNDERWATER

Observations (20)

DistanceCodeObservation
75.8SCP
67.4MWLS
76.7JAM
51.3FM
76.7MCU
51.3SCP
33.1RFJ
75.8MMC
7.7FL
15.4FM
0MWL
5.2FL
76.7MWLS
0MWM
15.4FL
0MGOCONNECTION AT MH, 3 O'CLOCK
0AMH21 0821A
76.7MSACAMERA UNDERWATER
51.3RFJ
51.3MMC

Properties (6)

custom_field_three
CORROSION, FRACTURES, SAG
custom_field_two
2
customer
1
datetime
2021-03-09T22:14:49-08:00
documentation
PRO PIPE
is_lateral_inspection
false