Sentences with phrase «old rock structures»

Full day tour into Karijini National Park with its sheer gorges and two and a half billion year old rock structures.

Not exact matches

The «Riverfront Era» gallery features a façade made with stones from the Old Rock House, a structure built as a warehouse in 1818 that was demolished to make way for the construction of the arch.

That's the conclusion from research on 3.4 - billion - year - old layered rock structures called stromatolites.

They remodeled their pyramids at regular intervals, burying the old structures in reed bags full of rocks, tossing in sacrificial objects (clay figurines, human sacrifices), and covering everything with a new skin of cut stone and colored plaster.

School grounds should be inspected for potential hazards such as: • Verandah poles outside doorways, in thoroughfares or in situations where students are unlikely to see them, especially while running; • Steps and changes in level which are poorly proportioned, difficult to see or lack handrails; • Fencing, gates and railings which students climb and which have structural problems, sharp protrusions, splinters or other hazards; • Trip hazards at ground level — protruding drainage pit covers, irregular paving, cracks or tree roots in thoroughfares, broken off post or other remnants of old structures; • Loose gravely surfaces on slopes and where students run; • Slippery patches which may stay damp in winter; • Rocks which students can fall onto or throw around; • Embankments which students can slip down or which have protruding sharp objects; • Blind corners in busy areas; taps and hoses which are positioned where students play or walk; window glass at low levels through which students could fall; • Holes, cracks or exposed irrigation fixtures in ovals; • Trees or shrubs with poisonous parts, sharp spikes or thorns or branches at eye level; • Splinters and deteriorating timbers in seats, retaining edges and other wooden constructions; • sSeds or other areas with hazardous chemicals or machinery to which students have access; rubbish skips which students can climb into or around, or which place students at risk when trucks enter the school; • Areas within the site used for car parking when students are present; and, • Sporting equipment such as goal posts or basketball rings which have structural or other design or maintenance problems.