USBC USBC Women's Open Championship Sport

2008 USBC Women's Championships

USBC Women's Open Championship

The 2008 USBC Women's Championships pattern is a 40-foot medium oil track with a 3.5:1 ratio that creates a moderately challenging environment favoring controlled strokers over crankers. The asymmetrical oil distribution, with forward volume at 9.64mL versus reverse at 11.84mL, promotes a relatively flat heads area with defined wall structure downlane, allowing players to play multiple boards without excessive backend reaction if they maintain line discipline. At 21.5mL total volume and 537 boards crossed, this pattern rewards precision and consistency more than raw power, as the lighter oil load leaves less margin for error in footwork or release while the 3.5:1 ratio prevents aggressive angles from translating into excessive carry, making shot-making and adjustment ability key factors in competition.

DISTANCE: 40' RATIO: 3.5:1 VOLUME: 21.48 FORWARD: 9.64 REVERSE: 11.84 PUMP: 40ยตL DROP BRUSH: 40' TANKS: KEGEL
40'
Length
21.5mL
Volume
3.5:1
Ratio
537
Boards Crossed
Forward 9.64 mL (45%)
Reverse 11.84 mL (55%)
Conditioner KEGEL
Pump Type 40ยตL
Dual Tank No
Peak Oil Board Board 7 (840 ยตL)

Board-by-Board Volume

Zone
Ratio
3L-7L : 18L-18R
Outside Track : Middle
3.50
8L-12L : 18L-18R
Middle Track : Middle
1.35
13L-17L : 18L-18R
Inside Track : Middle
1.01
18L-18R
Middle
1.00
18L-18R : 17R-13R
Middle Inside : Track
1.01
18L-18R : 12R-8R
Middle Middle : Track
1.35
18L-18R : 7R-3R
Middle Outside : Track
3.50
Zone
Ratio
0 0 150 150 300 300 450 450 600 600 750 750 900 900 124681012141618191918161412108642
Forward
Reverse

Forward Loads Data

# Start Stop Load Mics Speed T.Oil
1 2 38 2 40 14 2,960
2 5 35 1 40 14 1,240
3 6 34 1 40 18 1,160
4 8 32 1 40 18 1,000
5 9 31 2 40 18 1,840
6 11 29 1 40 18 760
7 12 28 1 40 18 680
8 2 38 0 40 18 0
9 2 38 0 40 26 0
10 2 38 0 40 30 0

Reverse Loads Data

# Start Stop Load Mics Speed T.Oil
1 2 38 0 40 30 0
2 14 26 1 40 22 520
3 12 28 1 40 18 680
4 11 29 1 40 18 760
5 10 30 2 40 18 1,680
6 9 31 2 40 18 1,840
7 7 33 2 40 14 2,160
8 5 35 1 40 14 1,240
9 2 38 2 40 10 2,960
10 2 38 0 40 10 0
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