DriverOperator Cheat Sheet free printable template

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Driver/Operator Cheat Sheet Friction loss PDP NP FL AL EP NP Nozzle Pressure 100 psi - Combination 80 psi - Smooth Bore master L Length of line by 100 C Coefficient of hose 1 - 150 1 - 24 2 - 2 3 -. 8 5 -. 08 Q Quantity by 100 a*k. a* GPM Fog Nozzle - 250gpm - 100psi 1 Smooth tip - 100gpm - 50psi AL Appliance Loss 10 psi - Wye/Siamese AL applies 15 psi - Deck Gun 25 psi - Portable Monitor at 350gpm 25 psi - Stand Pipe 75 psi - Aerial Ladder Do not add elevation Rules of Thumb 150 of 1 or 1...hose pump at 135 psi 2 line - drop 0 minus 10 FL per 100 Supplying other engines. Start at 50 psi Supply sprinkler systems at 100psi in volume Assume 250 gpm for unspecified fog nozzles Field Hydraulics Tip TIP 2 Handline smooth bore GPM Actual FL / 100 Field s 5 PSI 8 PSI 13 PSI 21 PSI 2 Master Streams smooth bore 32 PSI 72 PSI 128 PSI 200 PSI Use Volume mode when 1 Hose Drafting Wye - Add GPMs from both nozzles For two equal lines calculate for only one. Siamese - Divide nozzle GPM...by 2 - Never exceed PDP of 250 psi - Intake residual pressure should never drop below 20 psi - Begin calcs at nozzle and work back - Like lines can be calculated once GPM from Hydrants Red 0 - 499 Orange 500 - 999 Green 1000 - 1499 Blue Square roots for Firefighter Math Frequently Squared s Measures of a circle Circumference Radius pi Area Circumference Cylindrical Volume Cubic Volume Gallons per cubic foot Gallons Per Minute. for Nozzle Pressure. for Hydrant Pressure Diameter Area r 2 r...d 6h w l h 29. 7 d2 NP GPM Generalizations Typical GPM for lines unknown assume the following 1 hoseline 100 gpm 2 hoseline 250 gpm Ensure drains/valves are airtight 5. Pull prime 15-45 seconds Throttle RPM s to 1000-1200 Adequate intake pressure Close tank to pump 6. Flow line to maintain lift Switch to volume mode 31 only 7. Set relief valve for desired PDP FL chart LGTH Calculation Considerations lf the GPM for a handline is 2 or more 2 or larger hose lines are used Pumping at 70 or...more of pump capacity Only applies to dual stage pumps i*e* E31 Be sure to set relief valve appropriately 1. 252 1. 56 1. 52 2. 25 1. 752 3. 06 2. 52 6. 25 EP Elevation Pressure st 5 psi - every floor excluding 1 - 5 psi - Below 1 floor basements etc* 5 psi - every 10 of elevation -5 psi - every 10 drop of elevation Small fire stream 40 GPM or less 1 hand line 100 gpm to 210 gpm 2 hand line. up to 325 gpm Master streams 350 gpm or greater Suction Percentage Drop Static Residual 100 /...Static 0-10 drop allows 3 times amount of water being delivered 11-15 drop allows 2 times amount of water being delivered 109 158 125 180 based on coefficient of 10 2 Hose 250 325 5 Hose 1250 1500 250 psiPDP E-31 U-113 E-29 U-111 E-231 U-201 Water tender U-601 Brush U-301 302 2009 Hi-tech Spartan Allison transmission Dual stage pump in pressure or volume 1500 gpm 150psi 750 gal tank 1994 Pierce Saber Waterous pump Single stage mid-ship 2001 International w/ master build up 1994 International...3000 gal tank actually 2888 gal Ford 550 Hale aux pump 140 gpm 125 psi --------------------------------------------------------------------------------- Air unit 5000 psi in storage Notes Engineer Sauberman Cordelia Fire.

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Comprehensive Overview of the Driver Operator Cheat Sheet Printable Form

Understanding the Driver Operator Cheat Sheet

The driver operator cheat sheet printable form is a structured tool designed to assist fire department personnel in calculating crucial hydraulic information at the scene of an emergency. This form helps in determining friction loss and managing pump operations effectively, thereby enhancing overall operational efficiency and safety. It is essential for ensuring that firefighters have quick access to vital calculations and guidelines, which are critical in high-pressure situations.

Key Features of the Driver Operator Cheat Sheet

This cheat sheet includes several features that support fire department operations, such as:

Detailed calculations for various hose sizes and types, contributing to accurate flow management.
Essential information on optimal nozzle pressure for different firefighting scenarios.
Insights into adjusting pump settings based on current operational demands.
Charts and graphs that simplify the interpretation of complex data, facilitating quick decision-making.

When to Utilize the Driver Operator Cheat Sheet

The driver operator cheat sheet is particularly useful in various scenarios such as:

During firefighting operations and rescue missions when swift calculations are critical.
As an instructional resource for new firefighters learning about hydraulic calculations.
When testing and maintaining firefighting equipment to ensure optimal performance.

Best Practices for Accurate Completion

To ensure the driver operator cheat sheet is filled out correctly, consider the following best practices:

Always verify calculations to prevent errors in critical situations.
Ensure that all data on the form, including hose sizes and pressures, is current and accurate.
Incorporate the use of the cheat sheet in training exercises for immediate familiarity during actual scenarios.

Common Errors and Troubleshooting

While using the driver operator cheat sheet, several common errors may arise, including:

Ensure that pressure values are read accurately to avoid miscalculations.
Refer to the correct coefficients for the hose being used to ensure accurate friction loss.
Account for losses caused by any appliances in the line to maintain flow accuracy.

Benefits of Using the Driver Operator Cheat Sheet

Utilizing the driver operator cheat sheet brings multiple advantages, such as:

Quicker decision-making during fireground operations leads to improved outcomes.
Accurate calculations contribute to safer operations for both firefighters and civilians.
Maintaining a consistent approach to hydraulic calculations across the department promotes effectiveness and reliability.