(MENAFN- IANS)United Nations, Sep 2 (IANS) The UN Security Council has called on all parties in Libya to preserve the prevailing calm on the ground, and to refrain from violence or other actions that could escalate tensions. In a press statement on Thursday, the council members condemned the violent clashes perpetrated by armed groups in Libya's Tripoli on August 27, which resulted in civilian casualties and destruction of civilian infrastructure. The council members 'called on all parties to preserve the prevailing calm on the ground,' said the statement. They called upon the UN Secretary-General to appoint a special representative immediately, Xinhua news agency reported. They urged Libyan parties to respect international law, particularly regarding the protection of civilians, and called on all parties to allow and facilitate full, safe and unhindered humanitarian access.