WE DO DOCKS RITE! - Datar Engineering

1 WE DO DOCKS RITE! Who is RiteWho is Rite--Hite?Hite? Worlds Leading Manufacturer of Loading dock Worlds Leading Manufacturer of Loading dock and industrial Door Safety Systemsand industrial Door Safety Systems Founded in 1964 Founded in 1964 Privately Held Privately Held Headquartered in Milwaukee, WI, USA Headquartered in Milwaukee, WI, USA Mission Statement: Improve Safety, Security and Mission Statement: Improve Safety, Security and Productivity Through Quality and InnovationProductivity Through Quality and InnovationDesigning the Material Transfer ZoneDesigning the Material Transfer ZoneIndex of TopicsIndex of Topics Shipping and Receiving Shipping and Receiving THERE IS A DIFFERENCE!THERE IS A DIFFERENCE! How many DOCKS do I need? How many DOCKS do I need? Truck and Trailer Sizes?Truck and Trailer Sizes? Access to dock and truck turning radius?Access to dock and truck turning radius? Types of loading DOCKS ?Types of loading DOCKS ? dock Leveler Size & Capacity?

2 dock Leveler Size & Capacity? dock Leveler Size & Capacity? dock Leveler Size & Capacity? dock Height? dock Height? Trailer Restraints & Light Communication Systems?Trailer Restraints & Light Communication Systems? Door Size? Door Size? Types of dock Doors?Types of dock Doors? Types of dock Seals and Shelters?Types of dock Seals and Shelters? dock Accessories dock Accessories Chocks, Lights, Bumpers, , Lights, Bumpers, etc. Miscellaneous dock problems & Solutions. Miscellaneous dock problems & vs. ReceivingShipping vs. ReceivingWhat s the big deal???????What s the big deal??????? Truck sizes dock Height Door Size Material Handling Equipment Palletized vs. hand load Weights Volumes There is a very serious difference! There is a very serious difference!Shipping vs. ReceivingShipping vs. ReceivingLow truckHigh truckShipping vs. ReceivingShipping vs. ReceivingShipping vs. ReceivingShipping vs. ReceivingSegregated dock heightsHow many DOCKS do I need?

3 How many DOCKS do I need?Major Considerations:Major Considerations:Shipping vs. Receiving?Shipping vs. Receiving? Current needsCurrent needs Future needsFuture needs Future needsFuture needsDo I have grade level access?Do I have grade level access?Do I have trash door?Do I have trash door?Do I have adequate pedestrian access?Do I have adequate pedestrian access?How many DOCKS do I need?How many DOCKS do I need?Based on the busiest shiftBased on the busiest shiftIf If TTrucks per hour or rucks per hour or TT= = Number of trucks per shift Number of trucks per shiftHours per shift of dock operationHours per shift of dock operationAnd And UUtilization or tilization or UU= = Total Minutes each truck is in Truckwell Total Minutes each truck is in Truckwell60 minutes60 minutesThen Then NNumber of dock positions required or umber of dock positions required or NN= = TTX X UUFor instance, if 20 trucks per day use the standard DOCKS at the receiving dock For instance, if 20 trucks per day use the standard DOCKS at the receiving dock operating 8 hours per day which is T = 20/8 = , and each truck is in a dock operating 8 hours per day which is T = 20/8 = , and each truck is in a dock for an average of 2 hours or U = 120/60 = 2, then T x U or x 2 = 5 standard for an average of 2 hours or U = 120/60 = 2, then T x U or x 2 = 5 standard DOCKS are are in doubt.

4 Round up and plan for growthWhen in doubt, round up and plan for growth Provide for flexibility and future growth Provide for flexibility and future growthHow many DOCKS do I need?How many DOCKS do I need?The concept of capped pits and knock out concept of capped pits and knock out & Sizes of TrucksTypes & Sizes of Trucks Small trucksSmall trucksTypes & Sizes of TrucksTypes & Sizes of Trucks Large trucks and containers Large trucks and containersChanging Trailer EnvironmentChanging Trailer Environment Types of trucks Types of trucks and trailersand trailers Pup trailers Bed heights: 1175mm 1275mm Lengths: 10m Widths: 2400mm 2600mm Over the road dry trailers Bed Heights: 1150mm 1270 Lengths: Widths: 2400mm 2600mm Over the road ref. trailers Bed Heights: 1200mm 1350mm Lengths: Widths: 2400mm 2600mmTypes and Sizes of TrucksTypes and Sizes of Trucks900-1100 mmRefrigerated PantecArticulated Container & Flat Bed with OverhangArticulated Container & Flat BedRigid1350-1600 m maxArticulated B DoubleArticulated Pantec1300-1450 mm1100-1300mm900-1100 mm900-1100 mm19 m maxTypes & Sizes of TrucksTypes & Sizes of TrucksType of VehicleType of VehicleTruck DimensionsTruck DimensionsOverall LengthFloor HeightOverall HeightOverall m900-110043002500 Articulated Container & 19 m1100-130043002500 Flat BedRefrigerated Pantec19 m1350-160043002500 Articulated Container & Flat Bed with Overhang19 m1300-160043002500 Articulated25 m1100-1300 Dry Goods1300-1450 Refrigerated43002500 Types & Sizes of TrucksTypes & Sizes of Trucks Lift gates and special trucksLift gates and special trucksTypes & Sizes of TrucksTypes & Sizes of Trucks Lift gates and special trucksLift gates and special trucksChanging Trailer EnvironmentChanging Trailer Environment AirAir--Ride

5 SuspensionsRide Suspensions Used on trailers for the last (15) years Designed to provide Smooth Ride = Less Product Damage in Transit Other Benefits: Air-Ride on Cabs = Smooth Ride for Drivers Smooth Ride For Cargo = Smooth Ride for Trailer Body, means less maintenance and longer trailer lifeChanging Trailer EnvironmentChanging Trailer Environment Air Air--ride suspensionsride suspensions Challenge: air-ride suspensions can lower trailer bed height by as much as 150 200mm at the loading dock !Air-ride suspensions can lead to vertical and horizontal trailer movementDo I have adequate access?Do I have adequate access? Apron spaceApron space-- area from the face of the dock to the first area from the face of the dock to the first obstruction (fence, building etc)obstruction (fence, building etc) The amount of space you will need depends upon many factors, The amount of space you will need depends upon many factors, including:including: Size of trailers Size of prime movers Widths of berths and moreBut here is a good rule of thumb But here is a good rule of thumb But here is a good rule of thumb But here is a good rule of thumb Assume metre centre lines (this is considered the minimum Assume metre centre lines (this is considered the minimum desirable) desirable) Then take the largest prime mover/trailer length that will be Then take the largest prime mover/trailer length that will be received and multiply this length by 2, then add metres as a received and multiply this length by 2, then add metres as a safety marginsafety margin For each 150mm the centre line increases, reduce the total apron For each 150mm the centre line increases, reduce the total apron space 3%.

6 Space 3%. For each 150mm the centre line decreases, add 3% more apron For each 150mm the centre line decreases, add 3% more apron & Trailer turning radiusTruck & Trailer turning radiusTruck and Trailer Turning RadiusTruck and Trailer Turning RadiusOverall Length of Overall Length of VehicleVehicleWidth of Width of BerthBerthManeuvering Apron Maneuvering Apron Space Space 12 m26 m25 m24 m29 mManeuvering apron space required for one maneuver into & out of position14 m29 m28 m27 m19 m41 m40 m m39 m25 m54 m53 m m52 mDock ApproachDock Approach InclineIncline LevelLevel LevelLevel DeclineDeclineDock ApproachDock Approach Incline InclineDock ApproachDock Approach Level LevelDock ApproachDock Approach Decline DeclineDock ApproachDock ApproachDock ApproachDock Approach% of Grade% of Grade Laminated Bumper Laminated Bumper Projection (mm)Projection (mm)Minimum Pit Minimum Pit Projection Projection (mm)(mm)Total Total Projection Projection (mm)(mm)

7 Level100 01001%100 501502%100 751753%100 1002004%100 1252255%100 1502506%100 175275 Types of Loading DocksTypes of Loading DOCKS FlushFlush Cantelever Cantelever Open PlatformOpen Platform Free Standing dock RampFree Standing dock Ramp Free Standing dock RampFree Standing dock Ramp Saw tooth Saw tooth dock HouseDock House Finger DockFinger DockTraditional Flush DockTraditional Flush DockTraditional Cantelever DockTraditional Cantelever DockOpen dock PlatformOpen dock PlatformFree Standing dock RampFree Standing dock RampSaw Tooth DockSaw Tooth DockDock HouseDock HouseFinger DockFinger DockDock Leveler TypesDock Leveler Types Pit Type Pit Type Mechanical Air Hydraulic VerticalVertical VerticalVertical Scissors DockScissors dock Sliding Lip Sliding Lip Edge of dock (EOD) Edge of dock (EOD) Self Standing Self StandingPit Style dock Leveler Pit Style dock Leveler -- MechanicalMechanicalPit Style dock Leveler Pit Style dock Leveler -- AirAirPit Style dock Leveler Pit Style dock Leveler -- HydraulicHydraulicVertical dock LevelerVertical dock LevelerScissors DockScissors DockSliding Lip Leveler (European)Sliding Lip Leveler (European)Edge of dock Edge of dock -- EODEODSelf Standing DockSelf Standing DockDock Leveler LengthsDock Leveler 10%10 dock /truck bed height differential dock /truck bed height differential leveler length = leveler length = percentage of gradepercentage of grade1200mm915mmMaterial Handling EquipmentMaterial Handling Equipment Electric pallet trucksElectric pallet trucks7% max.

8 Grade7% max. grade Electric fork liftElectric fork lift10% max. grade10% max. grade Gas lift truckGas lift truck15% max. grade15% max. gradeDock Leveler LengthDock Leveler LengthHeight DifferentialHeight DifferentialDock dock LevelerLeveler50100 150 200 250 300 350 400 450 500 Leveler WidthDock Leveler WidthTrailer WidthTrailer Width2340mm2340mmStandard Container6 (1830)7 (2135)Full-width access leveler 2600mmDock Leveler lip lengthDock Leveler lip lengthDock Leveler CapacityDock Leveler Capacity North America Standard Weight Standard (30K) North America Standard Weight Standard (30K) North American DLIG Standard (C ) North American DLIG Standard (C ) European Standard 6 ton European Standard 6 tonDock Safety dock Safety Trailer Restraints & Light SystemsTrailer Restraints & Light SystemsThe Danger ZoneThe Danger Zone 100,000 crossings per 100,000 crossings per yearyear Time pressure Time pressure Heavy loadsHeavy loads Fast moving equipmentFast moving equipment Fast moving equipmentFast moving equipment High accident potential High accident potentialVoid in the FloorVoid in the FloorSafetySafety Forklift Safety Forklift Safety Driving Off the dock Driving Through dock Doors Trailer- dock Separation AccidentsTrailer creepTrailer upendingUnscheduled Truck/Trailer DepartureSafetySafetyTrailer Landing Gear CollapseSafetySafety Dok Dok--Lok vehicle restraints help prevent all types of Lok vehicle restraints help prevent all types of trailer separation accidentstrailer separation accidentsOver 25 Years Proven PerformanceMore than 220.

9 000 units installedRHR-1000 Rotating Hook RestraintVBR-500 Vertical Barrier RestraintVBR-300 Vertical Barrier RestraintSafetySafety Light Communication SystemLight Communication SystemControlsControls Growing popularity of powered dock equipment Controls and control sequencing have become even more important Combination Control Boxes with all control functions in 1 master all control functions in 1 master control box are becoming standard Sequencing controls to ensure proper operation should be consideredSafetySafety Chronic Forklift Operator Issues Chronic Forklift Operator Issues Back and Neck Injuries Due to Transition From the Building Floor to the Trailer Bed Unstabilized trailers can move in the vertical direction and cause Trailer Drop up to 8" with the weight of a forklift Front and rear hinge design on traditional-style dock levelers create bumps and gaps, causing operator to experience vibration or dock Shock dock Leveler Smooth TransitionDock Leveler Smooth TransitionLoading dock Doors Lift Styles Lift Styles Insulated vs.

10 Non Insulated vs. Non--InsulatedInsulated Steel Rite IISteel Rite II Steel Rite IISteel Rite II Recommended Door Sizes Recommended Door Sizes Protection Protection Guardian Systems Guardian SystemsLoading dock Doors Lift Styles Lift StylesLoading dock Doors Lift Styles Lift Styles High LiftHigh LiftLoading dock Doors Lift Styles Lift Styles Standard LiftStandard LiftLoading dock Doors Lift Styles Lift Styles Vertical LiftVertical LiftLoading dock Doors Insulated vs. Non Insulated vs. Non--InsulatedInsulatedLoading dock Doors Steel Rite II Steel Rite II Impactable dock Impactable dock DoorDoor The door that pays for itself after the first impact Typical cost is ~$400 more than a standard sectional door Typical cost of a replacement bottom panel on a standard sectional door is $300-$800 dock Door dock Door -- ProtectionProtectionEnclosing the dock OpeningEnclosing the dock Opening Why?Why? Types of Types of EnclosuresEnclosures Biggest Biggest ChallengesChallengesWhy Enclose the dock Opening?