concrete cornhole competition - university of...
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ConcreteCornholeCompetition
ObjectiveTheobjectiveoftheConcreteCornholeCompetitionistouseyourknowledgeofconcretemixdesigntoconstructacornholeboardthatwillbeusedinafunandfriendlycornholetournamentatthe2016ASCESoutheastStudentConference.EligibilityOne(1)teamperschoolwillbeallowedtoparticipateintheconcretecornholecompetition.Teamscanconsistoftwo(2)tofour(4)students.Onlyone(1)ofthestudentsmaybeagraduatestudent.BoardDimensionsTheboardistobefour(4)feetinlengthandtwo(2)feetinwidth.Theholewillbesix(6)inchesindiameter.Thecenteroftheholewillbenine(9)inchesfromthetopedgeandone(1)footfromeitherside(SeeFigure1below).Alldimensionshaveatolerance±0.25in.Therearenominimumormaximumthicknessrequirementsfortheboard.
Figure1:CornholeBoardDimensions
Right Side
Top
Botto
m
Left Side
ThecornholebagswillbeprovidedbyTheUniversityofAlabamaatthetimeofthetournament.Theywillbe6in.x6in.andweigh15±1oz.Asupportstructurefortheboardswillalsobeprovidedandisdetailedintheplayingfieldsection.Thesupportsystemwillbeconstructedwith2X4sandhavealipatthebottomthatwillstoptheboardsfromslidingdowntheincline,asdemonstratedinFigure4.MixDesignTeamsarerequiredtofilloutthemixdesignsheetprovidedinAppendixAandsubmitittothejudges.a. CementitiousMaterials
TeamsarepermittedtouseanyofthefollowingcementitiousmaterialsaslongastheymeettheASTMstandardforthematerial:
• PortlandorHydraulicCement(ASTMC150/C595/C1157)
• FlyAsh(ASTMC618)
• SlagCement(ASTMC989)
• SilicaFume(ASTMC1240)
Thewatertocementitiousmaterialsratio(w/cm)mustbe0.35orgreater.b. Aggregate
Aggregatesmustpassa½in.(12.7mm)sieveandberetainedona#200sieve.Theconcretemustcontainatleast30%aggregatebyvolumeofconcrete.c. Admixtures
ChemicaladmixturesthatmeetASTMC494and/orASTMC260areallowed.d. Reinforcement
Teamsareallowedtousefiberreinforcement(ASTMC1116)orreinforcementgrid.JudgingEachteamcansubmitonlyone(1)boardforjudgingandtournamentplay.TeamsmustsubmittheirboardandmixdesignformtothejudgesonFridayatatimeandlocationtobeannounced.Boardsmustbepickeduptheendoftheday(timetobeannounced),andTheUniversityofAlabamaisnotresponsiblefortransportingboardstothesiteofactivitiesonSaturday.Boardswillbejudgedonaesthetics,conformitytodimensions,andadherencetomixdesign.
AestheticsTeamsareencouragedtodecoratetheirboardsascreativelyaspossible.Theboardcanbefinishedwithanyvarietyoftextures,stains,andsealers.Thenameoftheuniversityyourepresentmustbedisplayedontheboard.Nostickersordecalsareallowed.TournamentTournamentPlayAsingleeliminationbracketwilldeterminetournamentplay.Seedingwillbedeterminedaccordingtoeachteam’s“AestheticsSub-Total”and“TechnicalSub-Total”asshownintheonthescoringsummarysheet.Byeswillbeawardedtotheteamswiththehighestscoresandasdictatedbythenumberofteamsparticipating.
GamePlayEachgamewillbeplayedtotwenty-one(21)points;thefirstteamtoreachorexceed21pointswillbedeclaredthewinner.Aroundconsistsofone(1)playerfromeachteamthrowingallfour(4)bags.Eachgamewillconsistofhowevermanyroundsittakesforoneteamtoreachorexceed21points.
Tier Tier Tier Tier Tier Tier Tier Tier Tier 1 2 3 4 5 4 3 2 1
Figure 2: Tournament Bracket
Bagsthatlandontheboardandstayontheboardareworthone(1)point.Bagsthatgothroughtheholewillbeworththree(3)points.Bagsthatbounceontotheboardfromthegrounddonotcountandmustberemovedbeforethenextbagisthrown.Bagsthatwereontheboardandpushedoffbyanotherbagdonotcount.Attheendoftheround,pointswillbetotaledforeachteam,andthedifferenceoftheteams’pointswillbeawardedtotheteamthathadthehighestscore.Eachroundwillresultinonlyoneteambeingawardedpointstotheiroverallscore.Forthefirstround,theteamwiththehigherseednumberwillgosecond.Theteamthatscoredthepreviousroundwillstartfollowingrounds.Ifnopointswerescoredinaround,theteamtoscorethelastpointsgoesfirst.Teammemberswillbeonalternatesidesofthepitchandstayinthesamelane.Playerswillalternatethrowingbags(oneatatime)untileachplayerhasthrownallfour(4)ofhisorherbags.Bagsmustbethrownunderhand.Ifaplayercrossesoutsideofthepitchersbox,thatbagdoesnotcountandcannotbere-thrown.FortheTier4andTier5games,teamsmustscoreexactly21pointstowinthegame.Ifateamexceedsthe21points,itsscorewillgodownto15points,andnormalgameplaywillresume.PlayingField
Figure 3: Playing Field
Scoring
𝑇𝑜𝑢𝑟𝑛𝑎𝑚𝑒𝑛𝑡 𝑆𝑐𝑜𝑟𝑒 =𝑇𝑖𝑒𝑟 𝑃𝑎𝑠𝑠𝑒𝑑
5 ∗ 40 + 10*Boardineligibilityorfailureresultsinnoadded10points.AestheticsBoardaestheticswillbejudgedbasedoncreativity,originality,andoverallqualityofdesign.Eachteamiseligibletoreceive20pointsbasedonaesthetics.ConformitytoDimensionsOncethejudgesreceivetheboardsonFriday,eachboardwillbemeasuredforlength,width,thickness,holediameter,andthepositionofthehole.Theteamswillberankedbasedonboardthicknesswiththethinnestboardgettingtheentire30points.Allotherpointswillbelinearlydeterminedinadescendingorder.
Figure 4: Board Stand
Teamswillthenbedeductedfive(5)pointsfromthepointsawardedforthicknessperfailuretomeetspecifieddimensions(notincludingthickness).ItispossibletoreceiveanegativescorefortheTechnicalSub-Total.AdherencetoMixDesignFailuretomeetanyofthespecifiedcriteriawillresultinafifteen(15)-pointdeductionfromtheTechnicalSub-Total.
ScoringSummarySheetAuthor’sName:_________________________________________________Date:_________________ASCEStudentOrganization:_______________________________________
TournamentScoringCriteria Score1.TierPassed
2.BoardFailure -10
3.TournamentScore /50
TournamentSub-Total /50
BoardAestheticsCriteria Score1.BoardAesthetics /20
2.StickersorDecals -10
AestheticsSub-Total /20
BoardTechnicalCriteria Score1.BoardThickness /30
2.IncorrectWidth -5
3.IncorrectLength -5
4.IncorrectHolePosition -5
5.IncorrectHoleDiameter -5
4.FailuretoMeetMixDesignSpecifications -15
TechnicalSub-Total /30AestheticsSub-Total /20
TournamentSub-Total /50OverallScore /100
AppendixA:MixDesignSchoolName PrintedName SignatureFacultyAdvisor TeamMember
Component TypeandSize UnitWeight(𝒍𝒃/𝒇𝒕𝟑)Cement
CementitiousMaterials
CoarseAggregates
FineAggregates
ChemicalAdmixtures
Reinforcement
Water Total