Your schedule sounds like ours with comp on Wed and Inv on Sat…Not to second guess your coach but I have my sprinters do quite a bit of medball stuff and ground exercises for core strength and during GPP, they all train as 400m sprinters. They get a healthy diet of 450,500,550 & 600's! Along with shorter/faster work. During Comp our week resembles:M- 450 – 600 in some fashion, T- maybe some 200's or 150/180's or 40/60/80's ( just depends on the Wed meet), Th – again depending on the wed meet the opposite of Tue, F – 4×1 – 4×4 zone work or 300's (depending on the Sat Inv) My biggest problem, is I can't get my athletes in the weight room after practice during the week because of "Other Protocol" involving the wr…Sucks…So they are on their own for Sat Sun lifting during GPP and PreComp / Comp…