figure(1)
clf
depth = -[-0 20 40 100 120 500 4000];
v_s = [.7 .6 .55 .4 .3 .25 0];
v_d=v_s/2;
v_z= 0.05*(4000-abs(depth))/4000;

plot(v_s,depth,'linewidth',2.5)
hold
plot([.7 .35 .05],[0 0 0],'o','linewidth',2);
plot(v_d,depth,'linewidth',2.5)
plot(v_z,depth,'linewidth',2.5)
plot([0 1],[0 0],'--')
xlabel('Current Speed (m/s)','fontsize',12,'fontangle','italic');
ylabel('Depth (m)','fontsize',12,'fontangle','italic');
text(.06,-175/2-20,'Slack')
text(.06,-175/2-20-175,'Profile')
text(.13,-600,'Design')
text(.13,-775,'Profile')
text(.22,-1150,'Survival')
text(.22,-1325,'Profile')
axis([0 .7 -4000 200])
figure(1)

plot([.35 .65 .65 .35 .35],-[1600 1600 3200 3200 1600],'linewidth',2.5)
plot([.35 .65],-[2000 2000],'linewidth',2.5)
plot([.35 .65],-[2400 2400],'linewidth',2.5)
plot([.35 .65],-[2800 2800],'linewidth',2.5)
plot([.55 .55],-[2000 3200],'linewidth',2.5)
text(.375,-1800,'Accompanying Wind Speed','fontsize',10);
text(.36,-2200,'Slack Conditions','fontsize',10);
text(.36,-2600,'Design Conditions','fontsize',10);
text(.36,-3000,'Survival Conditions','fontsize',10);
text(.56,-2200,'  0.0 m/s','fontsize',10);
text(.56,-2600,'10.0 m/s','fontsize',10);
text(.56,-3000,'20.0 m/s','fontsize',10);
hold

