draw a pole vault field

http://www.google.com/search?q=pole+vault+field&rlz=1C1AVSX_enUS414US423&es_sm=122&source=lnms&tbm=isch&sa=X&ei=rzdMUpnlBMSoyAGz2YDoDw&ved=0CAkQ_AUoAQ&biw=711&bih=453&dpr=1