Felman Production Inc.

Letart, WV

Fugitive Release Height Calculations

Note: Height of opening is equal to height above ground plus half the width

Length Width Height of Opening Area

ft ft ft ft 2

B 20 20 10 400 89.29% 89.29% 3.79%

E 6 8 34 48 10.71% 10.71% 0.45%

12.6 448

Length Width Height of Opening Area

ft ft ft ft 2

A 6 6 28 36 11.21% 1.34% 0.34%

B 6 6 38 36 11.21% 1.34% 0.34%

C 6 6 48 36 11.21% 1.34% 0.34%

D 3 7 48.5 21 6.54% 0.78% 0.20%

E 10 10 50 100 31.15% 3.72% 0.95%

F 4 4 52 16 4.98% 0.60% 0.15%

G 4 4 52 16 4.98% 0.60% 0.15%

H 10 6 73 60 18.69% 2.23% 0.57%

50.4 321

Effective Height of Bag House Side (3/3) 

Openings (NW)

Effective Height of Road Side Openings 

(NE)

Percent Contribution 

to Road Side

Percent Contribution 

to Bag House Side 

(3/3)

Road Side

Percent Contribution to 

Whole Building

Percent Contribution to 

Whole Building

Bag House Side (3/3)

Percent Contribution 

to NW Side 

Percent Contribution 

to NE Side 

LAN Associates Inc.

Fugitive Release Height Calculations

Ref. # 2.3811.07

November 19, 2012
Felman Production Inc.

Letart, WV

Fugitive Release Height Calculations

Length Width Height of Opening Area

ft ft ft ft 2

A 15 8 22 120 6.92% 4.46% 1.14%

B 15 8 22 120 6.92% 4.46% 1.14%

C 15 8 22 120 6.92% 4.46% 1.14%

D 3 7 3.5 21 1.21% 0.78% 0.20%

E 15 8 22 120 6.92% 4.46% 1.14%

F 2 2 9 4 0.23% 0.15% 0.04%

G 15 8 22 120 6.92% 4.46% 1.14%

H 15 8 22 120 6.92% 4.46% 1.14%

K 15 8 22 120 6.92% 4.46% 1.14%

O 15 8 22 120 6.92% 4.46% 1.14%

P 6 8 59 48 2.77% 1.79% 0.45%

Q 10 10 76 100 5.77% 3.72% 0.95%

R 20 6 68 120 6.92% 4.46% 1.14%

S 20 6 68 120 6.92% 4.46% 1.14%

T 20 6 68 120 6.92% 4.46% 1.14%

U 20 6 68 120 6.92% 4.46% 1.14%

V 20 6 68 120 6.92% 4.46% 1.14%

41.8 1,733

Percent Contribution 

to Bag House Side 

(2/3) 

Effective Height of Bag House Side (2/3) 

Openings (NW)

Percent Contribution to 

Whole Building

Bag House Side (2/3)

Percent Contribution 

to NW Side 

LAN Associates Inc.

Fugitive Release Height Calculations

Ref. # 2.3811.07

November 19, 2012
Felman Production Inc.

Letart, WV

Fugitive Release Height Calculations

Length Width Height of Opening Area

ft ft ft ft 2

A 10 10 60 100 15.77% 3.72% 0.95%

B 20 13 6.5 260 41.01% 9.67% 2.46%

C 2 2 23 4 0.63% 0.15% 0.04%

D 15 8 20 120 18.93% 4.46% 1.14%

E 3 3 2 9 1.42% 0.33% 0.09%

F 15 8 20 120 18.93% 4.46% 1.14%

G 3 7 78.5 21 3.31% 0.78% 0.20%

22.5 634

Percent Contribution 

to Bag House Side 

(1/3) 

Percent Contribution to 

Whole Building

Bag House Side (1/3)

Percent Contribution 

to NW Side 

Effective Height of Bag House Side (1/3) 

Openings (NW)

LAN Associates Inc.

Fugitive Release Height Calculations

Ref. # 2.3811.07

November 19, 2012
Felman Production Inc.

Letart, WV

Fugitive Release Height Calculations

Length Width Height of Opening Area

ft ft ft ft 2

A 4 4 62 16 0.61% 0.61% 0.15%

B 20 25 12.5 500 19.14% 19.14% 4.74%

D 8 8 4 64 2.45% 2.45% 0.61%

E 16 4 27 64 2.45% 2.45% 0.61%

F 16 4 27 64 2.45% 2.45% 0.61%

G 4 4 17 16 0.61% 0.61% 0.15%

H 20 20 10 400 15.31% 15.31% 3.79%

I 30 20 10 600 22.97% 22.97% 5.69%

J 30 20 10 600 22.97% 22.97% 5.69%

K 16 4 47 64 2.45% 2.45% 0.61%

L 16 4 72 64 2.45% 2.45% 0.61%

M 20 4 72 80 3.06% 3.06% 0.76%

N 20 4 97 80 3.06% 3.06% 0.76%

18.5 2,612

Length Width Height of Opening Area

ft ft ft ft 2

A 15 8 7 120 28.57% 7.30% 1.14%

B 15 20 10 300 71.43% 18.25% 2.84%

9.1 420

Percent Contribution 

to Front Side (1/3)

Percent Contribution 

to Hill Side

Effective Height of Front Side (1/3) 

Openings (SE)

Percent Contribution to 

Whole Building

Percent Contribution to 

Whole Building

Front Side (1/3)

Hill Side

Percent Contribution 

to SE Side 

Percent Contribution 

to SW Side 

Effective Height of Hill Side Openings (SW)

LAN Associates Inc.

Fugitive Release Height Calculations

Ref. # 2.3811.07

November 19, 2012
Felman Production Inc.

Letart, WV

Fugitive Release Height Calculations

Length Width Height of Opening Area

ft ft ft ft 2

B 3 8 4 24 4.48% 1.46% 0.23%

C 15 20 10 300 55.97% 18.25% 2.84%

D 6 8 4 48 8.96% 2.92% 0.45%

E 7 8 4 56 10.45% 3.41% 0.53%

T 8 6 31 48 8.96% 2.92% 0.45%

U 6 10 33 60 11.19% 3.65% 0.57%

13.0 536

Length Width Height of Opening Area

ft ft ft ft 2

A 6 10 4 60 8.72% 3.65% 0.57%

B 12 4 2 48 6.98% 2.92% 0.45%

C 6 8 4 48 6.98% 2.92% 0.45%

D 3 8 39 24 3.49% 1.46% 0.23%

E 3 8 4 24 3.49% 1.46% 0.23%

F 8 10 5 80 11.63% 4.87% 0.76%

G 15 20 10 300 43.60% 18.25% 2.84%

H 10 10 13 100 14.53% 6.08% 0.95%

I 2 2 41 4 0.58% 0.24% 0.04%

9.3 688

Effective Height of Front Side (2/3) 

Openings (SE)

Percent Contribution 

to Front Side (3/3)

Percent Contribution 

to Front Side (2/3)

Effective Height of Front Side (2/3) 

Openings (SE)

Percent Contribution to 

Whole Building

Percent Contribution to 

Whole Building

Front Side (3/3)

Front Side (2/3)

Percent Contribution 

to SE Side 

Percent Contribution 

to SE Side 

LAN Associates Inc.

Fugitive Release Height Calculations

Ref. # 2.3811.07

November 19, 2012
Felman Production Inc.

Letart, WV

Fugitive Release Height Calculations

Length Width Height of Opening Area

ft ft ft ft 2

RV1 19 20 80 380 3.60%

RV2 20 20 80 400 3.79%

RV3 20 20 80 400 3.79%

RV4 20 20 80 400 3.79%

RV5 19 20 80 380 3.60%

RV6 20 20 80 400 3.79%

RV7 20 20 80 400 3.79%

RV8 20 20 80 400 3.79%

10,552 ft2

40.46 ft 12.33 m

12.57 ft 3.83 m

38.27 ft 11.67 m

18.52 ft 5.64 m

10.49 ft 3.20 m

Roof Openings/Ventilators

Percent Contribution 

to Whole Building

Fugitive Release Height for SW 

side of Building

Fugitive Release Height for SW 

side of Building

Fugitive Release Height for NW 

side of Building

Fugitive Release Height for NE 

side of Building

Summary

Total Area of Openings

Fugitive Release Height For 

Whole Building

LAN Associates Inc.

Fugitive Release Height Calculations

Ref. # 2.3811.07

November 19, 2012