Helping our customers achieve success

EMAIL: estimating@milbank.co.uk TEL: 01787 223931

TEL: 01787 223931

EMAIL: estimating@milbank.co.uk

Helping our customers achieve success
Milbank is one of the UK’s leading manufacturers of precast concrete products with a focus on exceptional customer service. With a trading history spanning over 70 years, we are dedicated to helping our customers achieve success.

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Floor Span Calculator

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Finishes         kN/m2       
Chipboard      
       
50mm Screed      
       
75mm Screed      
       
Use your own Finish Load  
  Total Finishes  
12mm plaster or plasterboard ceiling  
  kN/m2  
                     
Partitions         kN/m2      
Studwork      
       
100mm lt. wt. block, plastered, 2.4m high
       
100mm med. wt. block, plastered, 2.4m high
  Total Partitions  
Use your own Partition Load  
  kN/m2  
                     
Live Loads       kN/m2          
Domestic      
       
Domestic Garage or Office  
       
Communal Area    
  Total Live Load  
Use your own Live Load    
  kN/m2  
                     
        Clear Span required m      
                     
Unit Type Acceptable Max Clear Span Predicted Camber Natural Frequency Hz Self Weight (kN/m2) Centres Structural Depth Floor Type
T155 Single -maximum Standard Beam and Block Floors using 1450kg/m3 infill blocks
T155 Single -alternate
T155 Single -narrow
               
T155 Double -maximum
T155 Double -alternate
T155 Double -narrow
               
T225 Single -maximum
T225 Single -alternate
T225 Single -narrow
               
T225 Double -maximum
T225 Double -alternate
T225 Double -narrow
                 
T155 Single -maximum Warmfloor with 75mm Min Structural screed
T155 Double -maximum
               
T225 Single -maximum
T225 Double -maximum
                 
PS-150L Hollowcore
PS-150H
PS-200
PS-250
                     
Notes                  
1 Prestessed units are designed to BS8110-1:1997          
2 Max span limited to 50 x unit depth            
3 Actual camber can exceed predicted camber by up to 50% (BS8110-1: clause 6.2.8.4)    
4 Natural frequency =18/√δ, δ Based on Full Dead + 10% Live Loads        
5 Fire Resistance 1 Hour calculated in accordance with BS8110-2:1985        
6 Durability                
  Unit Type   Ref Nominal cover Suitable for exposure classes
  PS Beams   T155, T225 25mm   XC1, XC3 and XC4  
  Hollowcore PS-150L, PS-150H,
PS-200, PS-250 		30mm   XC1, XC2, XC3, XC4 and XD1
7 Serviceability: Milbank prestressed units are designed to meet Class 2 criteria as set out in BS8110-1: Clause 4.1.3
Print Load Span Table

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