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Local 502

From the BrewBlog of BorealBrewers – Grand Rapdis, Minnesota USA
Printed April 23, 2018

Specifics
Style: American Brown Ale
Brewer: Chad Haatvedt
Brew Date: September 2, 2013
Yield: 10 gallons
Color (SRM/EBC): 22/43.3
Bitterness (Calc): 37 IBU (Daniels)
Batch No: 2013-09-02
OG: 1.050
Target OG: 1.060
Status: Primary
BJCP Style Info: American Brown Ale
O.G.: 1.045 - 1.060
F.G.: 1.010 - 1.016
ABV: 4.3 - 6.2%
Bitterness: 20 - 40 IBUs
Color: 18 - 35 SRM
Info: Can be considered a bigger, maltier, hoppier interpretation of Northern English brown ale or a hoppier, less malty Brown Porter, often including the citrus-accented hop presence that is characteristic of American hop varieties.

Commercial Examples: Bell’s Best Brown, Smuttynose Old Brown Dog Ale, Big Sky Moose Drool Brown Ale, North Coast Acme Brown, Brooklyn Brown Ale, Lost Coast Downtown Brown, Left Hand Deep Cover Brown Ale.

General Information
Method: All Grain

Reusing the Royal Umber recipe from Sept 2012. With some slight modifications

International Bitterness Unit Calculator
  Daniels Garetz Rager Tinseth
Hop 1 IBU: 30.9 0 0 26
Hop 2 IBU: 18.7 0 17.8 16.7
Total IBUs: 49.6 0 17.8 42.7
Average IBUs: 36.7 (Garetz formula excluded from avg.)

 

Malts and Grains
20.00 pounds American Pale Malt (2-Row) 82.7% of grist
1.00 pounds Belgian Biscuit Malt 4.1% of grist
0.50 pounds Belgian Special B Malt 2.1% of grist
0.67 pounds American Chocolate Malt 2.8% of grist
1.00 pounds Crystal Malt 60L 4.1% of grist
1.00 pounds Crystal Malt 120L 4.1% of grist
24.17 pounds Total Grain Weight 100% of grist
Non-Fermentables
2 tablets Whirlfloc @ 10 minutes  
10 tsp Yeast Nutrient @ 10 minutes  
Hops
1.50 ounces Galena 11% Pellets @ 70 minutes
Type: Bittering
Use: Boil
16.5 AAUs
1.00 ounces Nugget Pellets @ 40 minutes
Type: Bittering
Use: Boil
 
2.50 ounces Total Hop Weight 16.5 AAUs
Boil
Total Boil Time: 70 minutes
Yeast
Name: American Ale
Manufacturer: Wyeast
Product ID: 1056
Type: Ale
Flocculation: Medium
Attenuation: 75%
Temperature Range: 60–72°F
Amount: 250 ml
Procedure
Water Amounts Calculator
Target Final Boil Volume: 11 gallons  
Evaporation Rate: 1.5 gallons per hour  
Boil Time: 60 minutes  
Runoff Volume Needed: 12.96 gallons 11 gallons (final boil volume) ÷ 0.96 (cooling) + 1.5 gallons (boil evaporation)
Grain Amount: 24.5 pounds  
Grain Absorbtion: 4.9 gallons  
Total Water Needed: 18.36 gallons 12.96 gallons (runoff) + 4.9 gallons (grain absorbtion) + .5 gallons (equip. loss)
Mash Water Needed: 10.15 gallons based on 1.33 quarts per pound of grain
Sparge Water Needed: 8.21 gallons 18.36 gallons (total water) – 8.15 gallons (mash water)
Strike Water Temperature Calculator
Grain Weight: 24.5 pounds
Grain Temperature: 65° F
Strike Water Amount: 10 gallons
Target Mash Temperature: 152° F
Equipment Loss: 10° F
Strike Water Temperature: 172.7° F (162.7° F less 10° F equipment loss adjustment)

Calculations derived from the Brewing Techniques Troubleshooter, Vol. 4, No. 4 available here.

 

 

 

 

Local 502
Date Brewed:  
Brewer/Assistant:  
Brew Day Data
  Target Actual
Strike Water Amount: 8  
Strike Water Temperature:    
Mash Temperature:    
Mash Time:    
Sparge Water Amount: 10.3  
Sparge Water Temperature:    
Pre-Boil Gravity:    
Pre-Boil Amount: 12.2  
Post-Boil Amount: 10  
Boil Time: 70  
Original Gravity: 1.050 / 12.4° P  
     
     
     
     
Brew Day Notes
 

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