Typically, costs for installing a concrete access ramp fall between $1432 and $2377 and will vary with the size and features of construction as well as with your choice of finishes and landscaping elements.
Causes of Fingernail Ridges, Pitting and Curved Nails. 1  Longitudinal ridges (running from the cuticle to the free edge of the nail) may be due to aging and not a sign of any disease.  Nail beading, where the nail loses its smooth curvature, is also a normal part of aging.
They may be a sign of: a previous illness â the line forms at the time of the illness chemotherapy a previous injury previous exposure to extremely cold temperatures, if you have Raynaud's disease Illness, injury or cold temperatures can interrupt nail growth and cause nail grooves to form at the base of the nails.