, ▁and ▁even ▁sc ram ble ▁over ▁it , ▁without ▁penalty . ▁ ▁However , ▁the ▁fact ▁that ▁they ▁are ▁solid ▁increases ▁the ▁risk ▁that ▁horse ▁and ▁r ider ▁will ▁be ▁injured ▁if ▁they ▁make ▁a ▁mistake : ▁the ▁horse ▁may ▁hit ▁it ▁so ▁hard ▁that ▁the ▁r ider ▁is ▁launched ▁from ▁the ▁s addle ▁or ▁the ▁horse ▁may ▁st umble ▁over ▁it ▁and ▁fall ▁on ▁landing . ▁In ▁the ▁worst - case ▁scenario , ▁a ▁horse ▁may ▁hit ▁the ▁f ence ▁on ▁his ▁for ear ms , ▁and ▁som ers ault ▁over ▁it , ▁which ▁ris ks ▁injury ▁to ▁the ▁horse ▁and ▁especially ▁the ▁r ider ▁if ▁the ▁horse ▁lands ▁on ▁him / her . ▁Therefore , ▁the ▁r ider ▁must ▁be ▁especially ▁prof ic ient ▁before ▁attempting ▁solid ▁f ences , ▁to ▁ensure ▁he ▁can ▁approach ▁them ▁properly . ▁Additionally , ▁most ▁rid ers ▁get ▁into ▁a ▁slightly ▁more ▁def ensive ▁seat ▁when ▁jump ing ▁log ▁f ences , ▁and ▁do ▁not ▁raise ▁out ▁of ▁the ▁s addle ▁as ▁high ▁or ▁fol d ▁as ▁much , ▁which ▁will ▁allow ▁them ▁to ▁stay ▁in ▁the ▁s addle ▁if ▁their ▁horse ▁accident ally ▁hits ▁the ▁f ences ▁and ▁st umb les ▁on ▁landing . ▁This ▁position ▁is ▁considered ▁a ▁fault ▁when ▁jump ing ▁show ▁jump ing ▁f ences , ▁because ▁the ▁horse ▁is ▁always ▁encourag ed ▁to ▁bas c ule ▁over ▁the ▁f ence ▁to ▁help ▁prevent ▁him ▁from ▁touch ing ▁and ▁knock ing ▁the ▁rails , ▁and ▁keeping ▁the ▁weight ▁on ▁his