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.
Causes for different types of dark lines in fingernails. A thin, flimsy nail is also caused by a diet B12 insufficiency. Vertical ridges might be the results of in adequate diet and nutrient absorbency, and even kidney issues. But vertical ridges are very standard of negative circulate in problems such as rheumatoid arthritis.